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

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MnStatusDetails
344027939Factored
FactorDigitsBitsDate
4773778245186216146215032478.72019-04-13 08:23:22
P-1 factors
DateFactorB1B2
2019-04-1347737782451862161462150318676224112
History
DateUserTypeResult
2019-04-13kwe5ykdfF-PM1
Factor: 477377824518621614621503 / (P-1, B1=18676, B2=224112)
2016-06-19Jacques MOLNENF
no factor from 2^71 to 2^72
2016-06-19Jacques MOLNENF
no factor from 2^70 to 2^71
2016-06-19Jacques MOLNENF
no factor from 2^69 to 2^70
2016-04-17Jacques MOLNENF
no factor from 2^67 to 2^69
2016-03-06bsNF
no factor from 2^66 to 2^67
2014-02-21RichardNF
no factor from 2^65 to 2^66
2011-01-26Architects CubedNF
no factor from 2^64 to 2^65