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

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MnStatusDetails
94430033Factored
FactorDigitsBitsDate
277572406531779830140948215997276509737121.12019-08-30 03:44:42
P-1 factors
DateFactorB1B2
2019-08-30277572406531779830140948215997276509787500019906250
History
DateUserTypeResult
2019-08-30Ryan PropperF-PM1
Factor: 2775724065317798301409482159972765097 / (P-1, B1=875000, B2=19906250, E=6)
2019-08-27ixfd64NF
no factor from 2^73 to 2^74
2019-04-10Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2018-09-21Andrew LuebkeNF
no factor from 2^71 to 2^72
2014-09-19shaugeNF
no factor from 2^70 to 2^71
2014-05-07ANONYMOUSNF
no factor from 2^69 to 2^70
2014-02-13-Anonymous-NF
no factor from 2^68 to 2^69
2014-02-03Carsten KossendeyNF
no factor from 2^65 to 2^68
2011-01-04Architects CubedNF
no factor from 2^64 to 2^65