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

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MnStatusDetails
68563379Factored
FactorDigitsBitsDate
14740956653853842351855873032890.32014-10-05 10:20:37
P-1 factors
DateFactorB1B2
2014-10-051474095665385384235185587303730000730000
History
DateUserTypeResult
2014-10-05Craig MeyersF-PM1
Factor: 1474095665385384235185587303 / (P-1, B1=730000, B2=730000, e=6, n=3888K CUDAPm1 v0.20)
2014-08-02krackerNF
no factor from 2^71 to 2^72
2013-06-27SMoffatNF
no factor from 2^70 to 2^71
2013-05-01SMoffatNF
no factor from 2^69 to 2^70
2010-06-19tmorrowNF
no factor from 2^68 to 2^69
2010-04-17Penguin66NF
no factor from 2^67 to 2^68
2010-04-14unconnectedNF
no factor from 2^66 to 2^67
2010-04-12Carlos "casep" SepulvedaNF
no factor from 2^65 to 2^66
2010-01-19unconnectedNF
no factor from 2^64 to 2^65
2009-01-061997rj7NF
no factor to 2^64