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
64836413Factored
FactorDigitsBitsDate
5756048110320301555399454133433098.92013-06-30 22:47:32
P-1 factors
DateFactorB1B2
2013-06-3057560481103203015553994541334357500010350000
History
DateUserTypeResult
2022-03-30LordJuliusNF
no factor from 2^60 to 2^63
2013-06-30Jwb52zF-PM1
Factor: 575604811032030155539945413343
2013-06-24Jerry HallettNF
no factor from 2^73 to 2^74
2013-05-21TheJudgerNF
no factor from 2^72 to 2^73
2013-05-21TheJudgerNF
no factor from 2^71 to 2^72
2013-05-21TheJudgerNF
no factor from 2^70 to 2^71
2012-02-24RichardNF
no factor from 2^69 to 2^70
2009-09-25HomasterNF
no factor from 2^68 to 2^69
2009-03-22Sturle SundeNF
no factor from 2^67 to 2^68
2009-03-21JudgeGabranthNF
no factor from 2^66 to 2^67
2009-03-17arnaudNF
no factor from 2^65 to 2^66
2009-03-14belluzzNF
no factor from 2^64 to 2^65
2009-03-12belluzzNF
no factor from 2^63 to 2^64