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
977566021Composite: 3 known prime factors
Factored
FactorDigitsBitsDate
3151281825295611548.22008-06-11 01:13:14
55003397365138871652.32008-06-11 01:13:14
29451090535099399691961.42015-12-23 17:38:07
History
DateUserTypeResult
2015-12-23ConductorF
Factor: 2945109053509939969 / TF: 1-62