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

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MnStatusDetails
117319973Factored
FactorDigitsBitsDate
37715348836181886884670700812891.62023-03-14 15:28:06
P-1 factors
DateFactorB1B2
2023-03-14377153488361818868846707008153500022651000
History
DateUserTypeResult
2023-03-14ky0urakuF-PM1
Factor: 3771534883618188688467070081 / (P-1, B1=535000, B2=22651000)
2022-06-011997rj7NF
no factor from 2^77 to 2^78
2022-05-08TheJudgerNF
no factor from 2^76 to 2^77
2021-06-30TheJudgerNF
no factor from 2^75 to 2^76
2021-06-30TheJudgerNF
no factor from 2^74 to 2^75
2020-02-03Niels_Mache_NextcloudNF
no factor from 2^73 to 2^74
2020-02-03Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2016-05-22Andrew BNF
no factor from 2^71 to 2^72
2015-11-15el groccoNF
no factor from 2^70 to 2^71
2015-09-14el groccoNF
no factor from 2^69 to 2^70
2015-09-12Andreas_TruetschNF
no factor from 2^68 to 2^69
2015-09-03el groccoNF
no factor from 2^67 to 2^68
2014-12-09Grant McCrackenNF
no factor from 2^66 to 2^67
2012-07-05Andrew BNF
no factor from 2^65 to 2^66
2010-10-11Charles A. MorrisNF
no factor from 2^64 to 2^65
2010-05-12carlos56NF
no factor from 2^63 to 2^64