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
76439023Factored
FactorDigitsBitsDate
305389674794390511290898860354285941737121.22016-03-13 15:46:23
P-1 factors
DateFactorB1B2
2016-03-13305389674794390511290898860354285941766500013300000
History
DateUserTypeResult
2016-03-13TheJudgerF-PM1
Factor: 3053896747943905112908988603542859417 / (P-1, B1=665000, B2=13300000, E=12)
2016-02-29endless_mikeNF
no factor from 2^74 to 2^75
2016-02-29endless_mikeNF
no factor from 2^73 to 2^74
2016-02-21Judge HaleNF
no factor from 2^72 to 2^73
2015-11-21RichD0NF
no factor from 2^71 to 2^72
2012-12-26-Anonymous-NF
no factor from 2^70 to 2^71
2010-09-16ManuelJCNF
no factor from 2^69 to 2^70
2010-09-14stampsfan92NF
no factor from 2^68 to 2^69
2010-09-09stampsfan92NF
no factor from 2^67 to 2^68
2010-09-05GrunwalderGIMPNF
no factor from 2^66 to 2^67
2010-09-04GrunwalderGIMPNF
no factor from 2^65 to 2^66
2010-09-03alexey77NF
no factor from 2^64 to 2^65