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
66374743Factored
FactorDigitsBitsDate
2623201729276744115602868172787.82013-09-16 18:56:19
P-1 factors
DateFactorB1B2
2013-09-162623201729276744115602868175900000
History
DateUserTypeResult
2013-09-16Jwb52zF-PM1
Factor: 262320172927674411560286817
2013-09-10Jerry HallettNF
no factor from 2^73 to 2^74
2013-06-12TheJudgerNF
no factor from 2^72 to 2^73
2013-06-12TheJudgerNF
no factor from 2^71 to 2^72
2013-06-12TheJudgerNF
no factor from 2^70 to 2^71
2012-02-07P3KNF
no factor from 2^69 to 2^70
2010-07-16SagredoNF
no factor from 2^68 to 2^69
2010-07-11UncountedGnomeNF
no factor from 2^67 to 2^68
2010-07-11UncountedGnomeNF
no factor from 2^66 to 2^67
2010-07-11UncountedGnomeNF
no factor from 2^65 to 2^66
2009-03-28SAHS Science DeptNF
no factor from 2^64 to 2^65
2009-03-091997rj7NF
no factor to 2^64