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
693233287Factored
FactorDigitsBitsDate
4028766911053800677772168.42017-10-06 21:44:41
History
DateUserTypeResult
2017-10-06Alex_soldierF
Factor: 402876691105380067777 / TF: 68-69*
2014-08-20sasakiNF
no factor from 2^66 to 2^68
2013-12-23sasakiNF
no factor from 2^65 to 2^66
2012-02-05Alben WeeksNF
no factor from 2^64 to 2^65
2010-07-10Architects CubedNF
no factor from 2^63 to 2^64