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Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
150711983Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
57938351474430739058330509382868133108.82024-11-26 20:29:19
P-1 factors
DateFactorB1B2
2024-11-2657938351474430739058330509382868191600094215870
History
DateUserTypeResult
2024-11-26Ryan PropperF-PM1
Factor: 579383514744307390583305093828681 / (P-1, B1=916000, B2=94215870)
2024-03-22La GüiraNF
no factor from 2^75 to 2^76
2023-02-06SRBaseNF
no factor from 2^74 to 2^75
2021-11-12SRBaseNF
no factor from 2^73 to 2^74
2017-09-21BrandonNF
no factor from 2^72 to 2^73
2017-03-20John BurroughsNF
no factor from 2^71 to 2^72
2017-02-03Choi4KANGNF
no factor from 2^70 to 2^71
2017-01-17workerthreadNF
no factor from 2^69 to 2^70
2016-07-11Josh FamestadNF
no factor from 2^68 to 2^69
2016-04-16mikeblasNF
no factor from 2^67 to 2^68
2015-03-20vwflat4NF
no factor from 2^66 to 2^67
2013-01-15subgeniusNF
no factor from 2^65 to 2^66
2011-01-15RichardNF
no factor from 2^64 to 2^65
2010-06-23csabaNF
no factor from 2^63 to 2^64