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
680666677Factored
FactorDigitsBitsDate
6471752312085251747772169.12017-11-18 15:16:47
History
DateUserTypeResult
2017-11-18NipalF
Factor: 647175231208525174777 / TF: 68-70
2016-10-22sasakiNF
no factor from 2^67 to 2^68
2014-07-23sasakiNF
no factor from 2^66 to 2^67
2014-01-18sasakiNF
no factor from 2^65 to 2^66
2012-01-29EPFNF
no factor from 2^64 to 2^65
2010-07-02Architects CubedNF
no factor from 2^63 to 2^64