Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
119527717Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
52595784979573488309238392582.12023-10-23 17:59:55
P-1 factors
DateFactorB1B2
2023-10-23525957849795734883092383956000010640000
History
DateUserTypeResult
2023-10-23NipalF-PM1
Factor: 5259578497957348830923839 / (P-1, B1=560000, B2=10640000, e=6, n=6912K)
2022-01-29AerowNF
no factor from 2^76 to 2^77
2021-07-09TheJudgerNF
no factor from 2^75 to 2^76
2021-07-09TheJudgerNF
no factor from 2^74 to 2^75
2021-04-04Richard ThomasNF
no factor from 2^73 to 2^74
2020-11-13SRBaseNF
no factor from 2^72 to 2^73
2015-08-22Red RavenNF
no factor from 2^71 to 2^72
2015-05-04Red RavenNF
no factor from 2^70 to 2^71
2015-04-29Red RavenNF
no factor from 2^69 to 2^70
2015-04-23Red RavenNF
no factor from 2^68 to 2^69
2015-04-18-Anonymous-NF
no factor from 2^67 to 2^68
2014-12-16sasaki3NF
no factor from 2^66 to 2^67
2012-07-28RichardNF
no factor from 2^65 to 2^66
2010-10-16Charles A. MorrisNF
no factor from 2^64 to 2^65
2010-05-15subgeniusNF
no factor from 2^63 to 2^64