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

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MnStatusDetails
666657841Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
4322983274974933987132168.62018-03-06 13:25:27
4381853345573186791672168.62018-03-06 13:25:27
History
DateUserTypeResult
2018-03-06ConductorF
Factor: 432298327497493398713 / TF: 68-69
2018-03-06ConductorF
Factor: 438185334557318679167 / TF: 68-69
2013-07-03c10ck3rNF
no factor from 2^67 to 2^68
2013-07-03c10ck3rNF
no factor from 2^66 to 2^67
2010-03-02Architects CubedNF
no factor from 2^65 to 2^66
2010-03-02Architects CubedNF
no factor from 2^64 to 2^65