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
86613523Factored
FactorDigitsBitsDate
21292278932785742713052892580.82018-03-28 16:13:11
P-1 factors
DateFactorB1B2
2018-03-2821292278932785742713052897000000
History
DateUserTypeResult
2018-03-28Oliver KruseF-PM1
Factor: 2129227893278574271305289 / (P-1, B1=700000)
2018-02-13Strolling JellyfishNF
no factor from 2^75 to 2^76
2018-01-26Brian BeuningNF
no factor from 2^74 to 2^75
2017-05-19-Anonymous-NF
no factor from 2^73 to 2^74
2017-04-26Strolling JellyfishNF
no factor from 2^72 to 2^73
2017-04-26Strolling JellyfishNF
no factor from 2^71 to 2^72
2013-11-14SMoffatNF
no factor from 2^70 to 2^71
2013-03-02Freaks32NF
no factor from 2^69 to 2^70
2013-03-01Florimond C.NF
no factor from 2^68 to 2^69
2013-02-28The.Lord.Of.MuffinNF
no factor from 2^67 to 2^68
2010-11-29Michael CNF
no factor from 2^66 to 2^67
2010-11-29Michael CNF
no factor from 2^65 to 2^66
2010-10-24Michael CNF
no factor from 2^64 to 2^65