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

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MnStatusDetails
150876689Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
11988690826912928429553795372890.02024-11-26 20:28:37
P-1 factors
DateFactorB1B2
2024-11-26119886908269129284295537953789400086810220
History
DateUserTypeResult
2024-11-26Ryan PropperF-PM1
Factor: 1198869082691292842955379537 / (P-1, B1=894000, B2=86810220)
2024-10-26techn1ciaNNF
no factor from 2^76 to 2^77
2023-12-26La GüiraNF
no factor from 2^75 to 2^76
2023-02-06SRBaseNF
no factor from 2^74 to 2^75
2021-11-13SRBaseNF
no factor from 2^73 to 2^74
2016-09-19SRS TechnologyNF
no factor from 2^72 to 2^73
2016-09-19SRS TechnologyNF
no factor from 2^71 to 2^72
2016-07-17guruNF
no factor from 2^70 to 2^71
2016-07-16DerekNF
no factor from 2^69 to 2^70
2016-07-16Josh FamestadNF
no factor from 2^68 to 2^69
2016-04-20NickNF
no factor from 2^67 to 2^68
2015-03-21Robert FolzNF
no factor from 2^66 to 2^67
2013-01-16Charles A. MorrisNF
no factor from 2^65 to 2^66
2011-01-13Charles A. MorrisNF
no factor from 2^64 to 2^65
2010-06-22Charles A. MorrisNF
no factor from 2^63 to 2^64