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

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MnStatusDetails
101136643Factored
FactorDigitsBitsDate
553223397240574589023307784492995.52020-11-16 12:22:14
P-1 factors
DateFactorB1B2
2020-11-165532233972405745890233077844950000012500000
History
DateUserTypeResult
2020-11-16ky0urakuF-PM1
Factor: 55322339724057458902330778449 / (P-1, B1=500000, B2=12500000)
2020-09-20Luigi MorelliNF
no factor from 2^75 to 2^76
2020-09-20Luigi MorelliNF
no factor from 2^74 to 2^75
2020-04-02SRBaseNF
no factor from 2^73 to 2^74
2020-03-16el groccoNF
no factor from 2^72 to 2^73
2017-09-20el groccoNF
no factor from 2^71 to 2^72
2014-05-28SatanNF
no factor from 2^70 to 2^71
2014-05-20Smok_bmv NF
no factor from 2^69 to 2^70
2014-04-22Andreas_TruetschNF
no factor from 2^68 to 2^69
2014-04-03SMoffatNF
no factor from 2^67 to 2^68
2013-08-26processinfoNF
no factor from 2^66 to 2^67
2013-08-26-Anonymous-NF
no factor from 2^66 to 2^67
2012-04-13ALSNF
no factor from 2^65 to 2^66
2010-08-12subgeniusNF
no factor from 2^64 to 2^65
2010-04-071997rj7NF
no factor from 2^63 to 2^64