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
977910697Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
239157840058331444.42008-06-02 05:26:25
22680846849819528731961.02015-12-29 08:39:16
History
DateUserTypeResult
2015-12-29ConductorF
Factor: 2268084684981952873 / TF: 1-62