100,000,000,000,000 - Revision history

Idea: /* References */

2026-10-02T05:22:43Z

References

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	<!-- See https://en.wikipedia.org/wiki/Help:Referencing_for_beginners on how to create references. -->		<!-- See https://en.wikipedia.org/wiki/Help:Referencing_for_beginners on how to create references. -->
	{{Reflist}}		{{Reflist}}

	~~{{Large numbers}}~~
	~~{{Integers\|10}}~~
	~~{{Portal bar\|Mathematics}}~~

	{{DEFAULTSORT:100000000000000 (Number)}}		{{DEFAULTSORT:100000000000000 (Number)}}

Idea at 05:21, 2 October 2026

2026-10-02T05:21:18Z

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	~~{{Infobox number~~
	~~\| number = 100000000000000~~
	~~\| cardinal = Hundred trillion ([[long and short scales\|short scale]])<br/>Hundred billion ([[long and short scales\|long scale]])<br/>Hundred thousand billion<br/>Hundred million million~~
	~~\| ordinal = 100000000000000th (hundred trillionth, short scale)~~
	~~\| factorization = {{hlist\|2<sup>14</sup>\|5<sup>14</sup>}}~~
	~~\| divisor = 225 total~~
	}}
	~~{{Portal\|Mathematics}}~~
	'''100,000,000,000,000''' ('''hundred trillion''' on the short scale;<ref name=":1">{{Cite web \|title=100000000000000 (Number) \|url=https://metanumbers.com/100000000000000 \|access-date=2026-09-27 \|website=metanumbers.com \|language=en}}</ref> '''hundred billion''' on the long scale; hundred thousand [[1,000,000,000\|billion]]; hundred million [[1,000,000\|million]]) is the [[natural number]] following [[10,000,000,000,000#99,000,000,000,000 to 99,999,999,999,999\|99,999,999,999,999]] and preceding 100,000,000,000,001. It is known as 1 [[lakh]] arab, 1000 kharab, 1 crore [[crore]], or 10 nil in the Indian numbering system.		'''100,000,000,000,000''' ('''hundred trillion''' on the short scale;<ref name=":1">{{Cite web \|title=100000000000000 (Number) \|url=https://metanumbers.com/100000000000000 \|access-date=2026-09-27 \|website=metanumbers.com \|language=en}}</ref> '''hundred billion''' on the long scale; hundred thousand [[1,000,000,000\|billion]]; hundred million [[1,000,000\|million]]) is the [[natural number]] following [[10,000,000,000,000#99,000,000,000,000 to 99,999,999,999,999\|99,999,999,999,999]] and preceding 100,000,000,000,001. It is known as 1 [[lakh]] arab, 1000 kharab, 1 crore [[crore]], or 10 nil in the Indian numbering system.

Waza: remove deletion notice

2026-10-01T21:59:14Z

remove deletion notice

← Older revision		Revision as of 21:59, 1 October 2026
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	~~<!-- Please do not remove or change this AfD message until the discussion has been closed. -->~~
	~~{{Article for deletion/dated\|page=100,000,000,000,000\|timestamp=20260924075402\|year=2026\|month=September\|day=24\|substed=yes\|help=off}}~~
	~~<!-- Once discussion is closed, please place on talk page: {{Old AfD multi\|page=100,000,000,000,000\|date=24 September 2026\|result='''keep'''}} -->~~
	~~<!-- End of AfD message, feel free to edit beyond this point -->~~
	{{Infobox number		{{Infobox number
	\| number = 100000000000000		\| number = 100000000000000

Waza: 47 revisions imported: Import with full history

2026-10-01T21:52:09Z

47 revisions imported: Import with full history

← Older revision	Revision as of 21:52, 1 October 2026
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wikipedia>Budew1234: /* 300,000,000,000,000 to 399,999,999,999,999 */

2026-09-27T21:20:19Z

300,000,000,000,000 to 399,999,999,999,999

← Older revision		Revision as of 21:20, 27 September 2026
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	=== 300,000,000,000,000 to 399,999,999,999,999 ===		=== 300,000,000,000,000 to 399,999,999,999,999 ===
	*'''308,061,521,170,129''' : 215th Markov number, 71st Fibonacci number		*'''308,061,521,170,129''' : 215th Markov number, 71st Fibonacci number
	*'''314,159,265,358,979''': the first 15 decimal digits of [[pi]]<ref>{{Cite journal \|last=Galperin \|first=G. \|date=2003 \|title=Playing Pool With π (The number π from a billard point of view) \|url=http://rcd.ics.org.ru/RD2003v008n04ABEH000252 \|journal=Regular and Chaotic Dynamics \|language=en \|volume=8 \|issue=4 \|pages=375 \|doi=10.1070/RD2003v008n04ABEH000252 \|issn=1560-3547}}</ref><ref>{{cite OEIS\|A011545\|a(n) is the integer whose decimal digits are the first n+1 decimal digits of Pi}}</ref>		*'''314,159,265,358,979''' : the first 15 decimal digits of [[pi]]<ref>{{Cite journal \|last=Galperin \|first=G. \|date=2003 \|title=Playing Pool With π (The number π from a billard point of view) \|url=http://rcd.ics.org.ru/RD2003v008n04ABEH000252 \|journal=Regular and Chaotic Dynamics \|language=en \|volume=8 \|issue=4 \|pages=375 \|doi=10.1070/RD2003v008n04ABEH000252 \|issn=1560-3547}}</ref><ref>{{cite OEIS\|A011545\|a(n) is the integer whose decimal digits are the first n+1 decimal digits of Pi}}</ref>
	*'''316,141,040,381,993''' : 216th Markov number		*'''316,141,040,381,993''' : 216th Markov number
	*'''321,685,824,284,100''' : number of 56-bead necklaces (turning over is allowed) where complements are equivalent		*'''321,685,824,284,100''' : number of 56-bead necklaces (turning over is allowed) where complements are equivalent

wikipedia>Budew1234: /* In mathematics */

2026-09-27T21:19:05Z

In mathematics

← Older revision		Revision as of 21:19, 27 September 2026
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	=== Divisors ===		=== Divisors ===
	100,000,000,000,000 has a total of 225 [[divisor]]s. All divisors are displayed below:<ref name=":1" />		100,000,000,000,000 has a total of 225 [[divisor]]s (210 even, 15 odd). All divisors are displayed below:<ref name=":1" />
	:<small>1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 256, 320, 400, 500, 512, 625, 640, 800, 1000, 1024, 1250, 1280, 1600, 2000, 2048, 2500, 2560, 3125, 3200, 4000, 4096, 5000, 5120, 6250, 6400, 8000, 8192, 10000, 10240, 12500, 12800, 15625, 16000, 16384, 20000, 20480, 25000, 25600, 31250, 32000, 40000, 40960, 50000, 51200, 62500, 64000, 78125, 80000, 81920, 100000, 102400, 125000, 128000, 156250, 160000, 200000, 204800, 250000, 256000, 312500, 320000, 390625, 400000, 409600, 500000, 512000, 625000, 640000, 781250, 800000, 1000000, 1024000, 1250000, 1280000, 1562500, 1600000, 1953125, 2000000, 2048000, 2500000, 2560000, 3125000, 3200000, 3906250, 4000000, 5000000, 5120000, 6250000, 6400000, 7812500, 8000000, 9765625, 10000000, 10240000, 12500000, 12800000, 15625000, 16000000, 19531250, 20000000, 25000000, 25600000, 31250000, 32000000, 39062500, 40000000, 48828125, 50000000, 51200000, 62500000, 64000000, 78125000, 80000000, 97656250, 100000000, 125000000, 128000000, 156250000, 160000000, 195312500, 200000000, 244140625, 250000000, 256000000, 312500000, 320000000, 390625000, 400000000, 488281250, 500000000, 625000000, 640000000, 781250000, 800000000, 976562500, 1000000000, 1220703125, 1250000000, 1280000000, 1562500000, 1600000000, 1953125000, 2000000000, 2441406250, 2500000000, 3125000000, 3200000000, 3906250000, 4000000000, 4882812500, 5000000000, 6103515625, 6250000000, 6400000000, 7812500000, 8000000000, 9765625000, 10000000000, 12207031250, 12500000000, 15625000000, 16000000000, 19531250000, 20000000000, 24414062500, 25000000000, 31250000000, 32000000000, 39062500000, 40000000000, 48828125000, 50000000000, 62500000000, 78125000000, 80000000000, 97656250000, 100000000000, 125000000000, 156250000000, 160000000000, 195312500000, 200000000000, 250000000000, 312500000000, 390625000000, 400000000000, 500000000000, 625000000000, 781250000000, 800000000000, 1000000000000, 1250000000000, 1562500000000, 2000000000000, 2500000000000, 3125000000000, 4000000000000, 5000000000000, 6250000000000, 10000000000000, 12500000000000, 20000000000000, 25000000000000, 50000000000000, 100000000000000</small>		:<small>1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 256, 320, 400, 500, 512, 625, 640, 800, 1000, 1024, 1250, 1280, 1600, 2000, 2048, 2500, 2560, 3125, 3200, 4000, 4096, 5000, 5120, 6250, 6400, 8000, 8192, 10000, 10240, 12500, 12800, 15625, 16000, 16384, 20000, 20480, 25000, 25600, 31250, 32000, 40000, 40960, 50000, 51200, 62500, 64000, 78125, 80000, 81920, 100000, 102400, 125000, 128000, 156250, 160000, 200000, 204800, 250000, 256000, 312500, 320000, 390625, 400000, 409600, 500000, 512000, 625000, 640000, 781250, 800000, 1000000, 1024000, 1250000, 1280000, 1562500, 1600000, 1953125, 2000000, 2048000, 2500000, 2560000, 3125000, 3200000, 3906250, 4000000, 5000000, 5120000, 6250000, 6400000, 7812500, 8000000, 9765625, 10000000, 10240000, 12500000, 12800000, 15625000, 16000000, 19531250, 20000000, 25000000, 25600000, 31250000, 32000000, 39062500, 40000000, 48828125, 50000000, 51200000, 62500000, 64000000, 78125000, 80000000, 97656250, 100000000, 125000000, 128000000, 156250000, 160000000, 195312500, 200000000, 244140625, 250000000, 256000000, 312500000, 320000000, 390625000, 400000000, 488281250, 500000000, 625000000, 640000000, 781250000, 800000000, 976562500, 1000000000, 1220703125, 1250000000, 1280000000, 1562500000, 1600000000, 1953125000, 2000000000, 2441406250, 2500000000, 3125000000, 3200000000, 3906250000, 4000000000, 4882812500, 5000000000, 6103515625, 6250000000, 6400000000, 7812500000, 8000000000, 9765625000, 10000000000, 12207031250, 12500000000, 15625000000, 16000000000, 19531250000, 20000000000, 24414062500, 25000000000, 31250000000, 32000000000, 39062500000, 40000000000, 48828125000, 50000000000, 62500000000, 78125000000, 80000000000, 97656250000, 100000000000, 125000000000, 156250000000, 160000000000, 195312500000, 200000000000, 250000000000, 312500000000, 390625000000, 400000000000, 500000000000, 625000000000, 781250000000, 800000000000, 1000000000000, 1250000000000, 1562500000000, 2000000000000, 2500000000000, 3125000000000, 4000000000000, 5000000000000, 6250000000000, 10000000000000, 12500000000000, 20000000000000, 25000000000000, 50000000000000, 100000000000000</small>

	== Selected 15-digit numbers (100,000,000,000,001–999,999,999,999,999) ==		== Selected 15-digit numbers (100,000,000,000,001–999,999,999,999,999) ==
	=== 100,000,000,000,001 to 199,999,999,999,999 ===		=== 100,000,000,000,001 to 199,999,999,999,999 ===

wikipedia>Budew1234: added divisors

2026-09-27T21:13:45Z

added divisors

← Older revision		Revision as of 21:13, 27 September 2026
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	}}		}}
	{{Portal\|Mathematics}}		{{Portal\|Mathematics}}
	'''100,000,000,000,000''' ('''hundred trillion''' on the short scale; '''hundred billion''' on the long scale; hundred thousand [[1,000,000,000\|billion]]; hundred million [[1,000,000\|million]]) is the [[natural number]] following [[10,000,000,000,000#99,000,000,000,000 to 99,999,999,999,999\|99,999,999,999,999]] and preceding 100,000,000,000,001. It is known as 1 [[lakh]] arab, 1000 kharab, 1 crore [[crore]], or 10 nil in the Indian numbering system.		'''100,000,000,000,000''' ('''hundred trillion''' on the short scale;<ref name=":1">{{Cite web \|title=100000000000000 (Number) \|url=https://metanumbers.com/100000000000000 \|access-date=2026-09-27 \|website=metanumbers.com \|language=en}}</ref> '''hundred billion''' on the long scale; hundred thousand [[1,000,000,000\|billion]]; hundred million [[1,000,000\|million]]) is the [[natural number]] following [[10,000,000,000,000#99,000,000,000,000 to 99,999,999,999,999\|99,999,999,999,999]] and preceding 100,000,000,000,001. It is known as 1 [[lakh]] arab, 1000 kharab, 1 crore [[crore]], or 10 nil in the Indian numbering system.

			== In mathematics ==

			=== Divisors ===
			100,000,000,000,000 has a total of 225 [[divisor]]s. All divisors are displayed below:<ref name=":1" />
			:<small>1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 256, 320, 400, 500, 512, 625, 640, 800, 1000, 1024, 1250, 1280, 1600, 2000, 2048, 2500, 2560, 3125, 3200, 4000, 4096, 5000, 5120, 6250, 6400, 8000, 8192, 10000, 10240, 12500, 12800, 15625, 16000, 16384, 20000, 20480, 25000, 25600, 31250, 32000, 40000, 40960, 50000, 51200, 62500, 64000, 78125, 80000, 81920, 100000, 102400, 125000, 128000, 156250, 160000, 200000, 204800, 250000, 256000, 312500, 320000, 390625, 400000, 409600, 500000, 512000, 625000, 640000, 781250, 800000, 1000000, 1024000, 1250000, 1280000, 1562500, 1600000, 1953125, 2000000, 2048000, 2500000, 2560000, 3125000, 3200000, 3906250, 4000000, 5000000, 5120000, 6250000, 6400000, 7812500, 8000000, 9765625, 10000000, 10240000, 12500000, 12800000, 15625000, 16000000, 19531250, 20000000, 25000000, 25600000, 31250000, 32000000, 39062500, 40000000, 48828125, 50000000, 51200000, 62500000, 64000000, 78125000, 80000000, 97656250, 100000000, 125000000, 128000000, 156250000, 160000000, 195312500, 200000000, 244140625, 250000000, 256000000, 312500000, 320000000, 390625000, 400000000, 488281250, 500000000, 625000000, 640000000, 781250000, 800000000, 976562500, 1000000000, 1220703125, 1250000000, 1280000000, 1562500000, 1600000000, 1953125000, 2000000000, 2441406250, 2500000000, 3125000000, 3200000000, 3906250000, 4000000000, 4882812500, 5000000000, 6103515625, 6250000000, 6400000000, 7812500000, 8000000000, 9765625000, 10000000000, 12207031250, 12500000000, 15625000000, 16000000000, 19531250000, 20000000000, 24414062500, 25000000000, 31250000000, 32000000000, 39062500000, 40000000000, 48828125000, 50000000000, 62500000000, 78125000000, 80000000000, 97656250000, 100000000000, 125000000000, 156250000000, 160000000000, 195312500000, 200000000000, 250000000000, 312500000000, 390625000000, 400000000000, 500000000000, 625000000000, 781250000000, 800000000000, 1000000000000, 1250000000000, 1562500000000, 2000000000000, 2500000000000, 3125000000000, 4000000000000, 5000000000000, 6250000000000, 10000000000000, 12500000000000, 20000000000000, 25000000000000, 50000000000000, 100000000000000</small>
	== Selected 15-digit numbers (100,000,000,000,001–999,999,999,999,999) ==		== Selected 15-digit numbers (100,000,000,000,001–999,999,999,999,999) ==
	=== 100,000,000,000,001 to 199,999,999,999,999 ===		=== 100,000,000,000,001 to 199,999,999,999,999 ===

wikipedia>Budew1234: /* 200,000,000,000,000 to 299,999,999,999,999 */ linking

2026-09-27T01:26:18Z

200,000,000,000,000 to 299,999,999,999,999: linking

← Older revision		Revision as of 01:26, 27 September 2026
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	*'''195,643,523,275,200''' : 84th superabundant number, 20th [[superior highly composite number]]<ref name=A002201>{{Cite OEIS\|A002201\|Superior highly composite numbers}}</ref>		*'''195,643,523,275,200''' : 84th superabundant number, 20th [[superior highly composite number]]<ref name=A002201>{{Cite OEIS\|A002201\|Superior highly composite numbers}}</ref>
	=== 200,000,000,000,000 to 299,999,999,999,999 ===		=== 200,000,000,000,000 to 299,999,999,999,999 ===
	*'''213,458,046,676,875''' = 27[[double factorial\|!!]]. There are 213,458,046,676,875 total [[unrooted tree]]s for 16 taxa<ref>{{Cite web \|last=Kong \|first=Yibo \|last2=Tiley \|first2=George P. \|last3=Solis-Lemus \|first3=Claudia \|date=2023-12-26 \|title=Unsupervised Learning of Phylogenetic Trees via Split-Weight Embedding \|url=https://arxiv.org/abs/2312.16074v2 \|access-date=2026-09-27 \|website=arXiv.org \|language=en}}</ref><ref>{{cite journal \|last1=Perretto \|first1=Mauricio \|last2=Lopes \|first2=Heitor Silvério \|date=2005-09-30 \|title=Reconstruction of phylogenetic trees using the ant colony optimization paradigm \|url=http://silverio.net.br/heitor/publicacoes/2005/gmr43.pdf \|journal=Genetics and Molecular Research \|volume=4 \|issue=3 \|pages=581–589 \|issn=1676-5680}}</ref>		*'''213,458,046,676,875''' = 27[[double factorial\|!!]]. There are 213,458,046,676,875 total [[unrooted tree]]s for 16 [[taxa]]<ref>{{Cite web \|last=Kong \|first=Yibo \|last2=Tiley \|first2=George P. \|last3=Solis-Lemus \|first3=Claudia \|date=2023-12-26 \|title=Unsupervised Learning of Phylogenetic Trees via Split-Weight Embedding \|url=https://arxiv.org/abs/2312.16074v2 \|access-date=2026-09-27 \|website=arXiv.org \|language=en}}</ref><ref>{{cite journal \|last1=Perretto \|first1=Mauricio \|last2=Lopes \|first2=Heitor Silvério \|date=2005-09-30 \|title=Reconstruction of phylogenetic trees using the ant colony optimization paradigm \|url=http://silverio.net.br/heitor/publicacoes/2005/gmr43.pdf \|journal=Genetics and Molecular Research \|volume=4 \|issue=3 \|pages=581–589 \|issn=1676-5680}}</ref>
	*'''215,440,028,338,359''' : number of secondary structures of RNA molecules with 40 nucleotides<ref name=A004148>{{Cite OEIS\|A004148\|Generalized Catalan numbers}}</ref>		*'''215,440,028,338,359''' : number of secondary structures of RNA molecules with 40 nucleotides<ref name=A004148>{{Cite OEIS\|A004148\|Generalized Catalan numbers}}</ref>
	*'''217,774,440,785,026''' : 211th Markov number		*'''217,774,440,785,026''' : 211th Markov number
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	*'''288,807,105,787,200''' : 85th superabundant number		*'''288,807,105,787,200''' : 85th superabundant number
	*'''299,713,796,309,065''' : 214th Markov number, 39th Pell number		*'''299,713,796,309,065''' : 214th Markov number, 39th Pell number

	=== 300,000,000,000,000 to 399,999,999,999,999 ===		=== 300,000,000,000,000 to 399,999,999,999,999 ===
	*'''308,061,521,170,129''' : 215th Markov number, 71st Fibonacci number		*'''308,061,521,170,129''' : 215th Markov number, 71st Fibonacci number

wikipedia>Budew1234: /* 200,000,000,000,000 to 299,999,999,999,999 */

2026-09-27T01:25:12Z

200,000,000,000,000 to 299,999,999,999,999

← Older revision		Revision as of 01:25, 27 September 2026
Line 43:		Line 43:
	*'''195,643,523,275,200''' : 84th superabundant number, 20th [[superior highly composite number]]<ref name=A002201>{{Cite OEIS\|A002201\|Superior highly composite numbers}}</ref>		*'''195,643,523,275,200''' : 84th superabundant number, 20th [[superior highly composite number]]<ref name=A002201>{{Cite OEIS\|A002201\|Superior highly composite numbers}}</ref>
	=== 200,000,000,000,000 to 299,999,999,999,999 ===		=== 200,000,000,000,000 to 299,999,999,999,999 ===
	*'''213,458,046,676,875''' = 27[[double factorial\|!!]]		*'''213,458,046,676,875''' = 27[[double factorial\|!!]]. There are 213,458,046,676,875 total [[unrooted tree]]s for 16 taxa<ref>{{Cite web \|last=Kong \|first=Yibo \|last2=Tiley \|first2=George P. \|last3=Solis-Lemus \|first3=Claudia \|date=2023-12-26 \|title=Unsupervised Learning of Phylogenetic Trees via Split-Weight Embedding \|url=https://arxiv.org/abs/2312.16074v2 \|access-date=2026-09-27 \|website=arXiv.org \|language=en}}</ref><ref>{{cite journal \|last1=Perretto \|first1=Mauricio \|last2=Lopes \|first2=Heitor Silvério \|date=2005-09-30 \|title=Reconstruction of phylogenetic trees using the ant colony optimization paradigm \|url=http://silverio.net.br/heitor/publicacoes/2005/gmr43.pdf \|journal=Genetics and Molecular Research \|volume=4 \|issue=3 \|pages=581–589 \|issn=1676-5680}}</ref>
	*'''215,440,028,338,359''' : number of secondary structures of RNA molecules with 40 nucleotides<ref name=A004148>{{Cite OEIS\|A004148\|Generalized Catalan numbers}}</ref>		*'''215,440,028,338,359''' : number of secondary structures of RNA molecules with 40 nucleotides<ref name=A004148>{{Cite OEIS\|A004148\|Generalized Catalan numbers}}</ref>
	*'''217,774,440,785,026''' : 211th Markov number		*'''217,774,440,785,026''' : 211th Markov number

wikipedia>Budew1234: /* 900,000,000,000,000 to 999,999,999,999,999 */ replaced some sources with non-OEIS sources

2026-09-27T01:13:14Z

900,000,000,000,000 to 999,999,999,999,999: replaced some sources with non-OEIS sources

← Older revision		Revision as of 05:21, 2 October 2026
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	~~{{Infobox number~~
	~~\| number = 100000000000000~~
	~~\| cardinal = Hundred trillion ([[long and short scales\|short scale]])<br/>Hundred billion ([[long and short scales\|long scale]])<br/>Hundred thousand billion<br/>Hundred million million~~
	~~\| ordinal = 100000000000000th (hundred trillionth, short scale)~~
	~~\| factorization = {{hlist\|2<sup>14</sup>\|5<sup>14</sup>}}~~
	~~\| divisor = 225 total~~
	}}
	~~{{Portal\|Mathematics}}~~
	'''100,000,000,000,000''' ('''hundred trillion''' on the short scale;<ref name=":1">{{Cite web \|title=100000000000000 (Number) \|url=https://metanumbers.com/100000000000000 \|access-date=2026-09-27 \|website=metanumbers.com \|language=en}}</ref> '''hundred billion''' on the long scale; hundred thousand [[1,000,000,000\|billion]]; hundred million [[1,000,000\|million]]) is the [[natural number]] following [[10,000,000,000,000#99,000,000,000,000 to 99,999,999,999,999\|99,999,999,999,999]] and preceding 100,000,000,000,001. It is known as 1 [[lakh]] arab, 1000 kharab, 1 crore [[crore]], or 10 nil in the Indian numbering system.		'''100,000,000,000,000''' ('''hundred trillion''' on the short scale;<ref name=":1">{{Cite web \|title=100000000000000 (Number) \|url=https://metanumbers.com/100000000000000 \|access-date=2026-09-27 \|website=metanumbers.com \|language=en}}</ref> '''hundred billion''' on the long scale; hundred thousand [[1,000,000,000\|billion]]; hundred million [[1,000,000\|million]]) is the [[natural number]] following [[10,000,000,000,000#99,000,000,000,000 to 99,999,999,999,999\|99,999,999,999,999]] and preceding 100,000,000,000,001. It is known as 1 [[lakh]] arab, 1000 kharab, 1 crore [[crore]], or 10 nil in the Indian numbering system.

← Older revision		Revision as of 01:13, 27 September 2026
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	== Selected 15-digit numbers (100,000,000,000,001–999,999,999,999,999) ==		== Selected 15-digit numbers (100,000,000,000,001–999,999,999,999,999) ==
	=== 100,000,000,000,001 to 199,999,999,999,999 ===		=== 100,000,000,000,001 to 199,999,999,999,999 ===
	*'''100,000,000,000,031''' : smallest 15-digit [[prime number]]<ref name="A003617">{{Cite OEIS\|A003617\|Smallest n-digit prime}}</ref>		*'''100,000,000,000,031''' : smallest 15-digit [[prime number]]<ref name="A003617">{{Cite OEIS\|A003617\|Smallest n-digit prime}}</ref><ref>{{Cite web \|last=Weisstein \|first=Eric W. \|title=Next Prime \|url=https://mathworld.wolfram.com/NextPrime.html \|access-date=2026-09-27 \|website=mathworld.wolfram.com \|publisher=Wolfram Research, Inc. \|language=en}}</ref>
	*'''100,000,012,392,316''' : smallest 15-digit [[triangular number]], 14,142,136th triangular number<ref ~~name="A068093"~~>{{~~Cite OEIS~~\|~~A068093~~\|~~Smallest n~~-~~digit triangular number~~}}</ref><ref ~~name="A068092"~~>{{Cite ~~OEIS~~\|~~A068092~~\|~~Index of smallest triangular number with n digits~~}}</ref>		*'''100,000,012,392,316''' : smallest 15-digit [[triangular number]], 14,142,136th triangular number<ref>{{cite web \|last=Gupta \|first=Shyam Sunder \|date=2002-10-26 \|title=Fascinating Triangular Numbers \|url=https://www.shyamsundergupta.com/triangle.htm \|website=shyamsundergupta.com \|access-date=2026-09-26}}</ref><ref>{{Cite web \|last=Samojluk \|first=Artur \|last2=Siemaszko \|first2=Artur \|date=2026-06-30 \|title=An Efficient Algorithm for Estimating Prime Counts \|url=https://arxiv.org/abs/2606.31761v2 \|access-date=2026-09-27 \|website=arXiv.org \|language=en}}</ref>
	*'''100,169,256,075,517''' : 202nd [[Markov number]]<ref name="A002559">{{Cite OEIS\|A002559\|Markoff (or Markov) numbers}}</ref>		*'''100,169,256,075,517''' : 202nd [[Markov number]]<ref name="A002559">{{Cite OEIS\|A002559\|Markoff (or Markov) numbers}}</ref>
	*'''106,974,698,806,081''' : 203rd Markov number		*'''106,974,698,806,081''' : 203rd Markov number
Line 73:		Line 73:
	*'''381,249,713,544,034''' : 219th Markov number		*'''381,249,713,544,034''' : 219th Markov number
	*'''382,745,902,953,654''' : number of (unordered, unlabeled) rooted trimmed trees with 42 nodes		*'''382,745,902,953,654''' : number of (unordered, unlabeled) rooted trimmed trees with 42 nodes


	=== 400,000,000,000,000 to 499,999,999,999,999 ===		=== 400,000,000,000,000 to 499,999,999,999,999 ===
Line 113:		Line 112:
	*'''971,341,527,703,714''' : 230th Markov number		*'''971,341,527,703,714''' : 230th Markov number
	*'''998,123,312,425,769''' : 231st Markov number		*'''998,123,312,425,769''' : 231st Markov number
	*'''999,999,999,999,989''' : largest 15-digit prime number<ref name="A003618">{{Cite OEIS\|A003618\|Largest n-digit prime}}</ref>		*'''999,999,999,999,989''' : largest 15-digit prime number<ref>{{Cite web \|last=Weisstein \|first=Eric W. \|title=Previous Prime \|url=https://mathworld.wolfram.com/PreviousPrime.html \|access-date=2026-09-27 \|website=mathworld.wolfram.com \|publisher=Wolfram Research, Inc. \|language=en}}</ref><ref name="A003618">{{Cite OEIS\|A003618\|Largest n-digit prime}}</ref>
	*'''999,999,999,999,999''' : largest 15-digit number, repdigit		*'''999,999,999,999,999''' : largest 15-digit number, repdigit