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

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MnStatusDetails
92547667Factored
FactorDigitsBitsDate
902539572912625480699158412686.22019-11-16 02:54:03
P-1 factors
DateFactorB1B2
2019-11-169025395729126254806991584171000013312500
History
DateUserTypeResult
2019-11-16ky0urakuF-PM1
Factor: 90253957291262548069915841 / (P-1, B1=710000, B2=13312500, E=6)
2019-05-26TheJudgerNF
no factor from 2^76 to 2^77
2019-05-26TheJudgerNF
no factor from 2^75 to 2^76
2019-05-26TheJudgerNF
no factor from 2^74 to 2^75
2019-03-14TravisJankNF
no factor from 2^73 to 2^74
2019-01-20DerekNF
no factor from 2^72 to 2^73
2018-05-21ky0urakuNF
no factor from 2^71 to 2^72
2014-09-14Ryan PropperNF
no factor from 2^70 to 2^71
2014-04-08hkskypNF
no factor from 2^69 to 2^70
2014-04-08hkskypNF
no factor from 2^68 to 2^69
2014-02-07LordJuliusNF
no factor from 2^67 to 2^68
2014-02-05Preben SNF
no factor from 2^66 to 2^67
2013-07-12David CampeauNF
no factor from 2^65 to 2^66
2011-01-13Architects CubedNF
no factor from 2^64 to 2^65