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
977186461Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
8975851020466740171859.62009-11-26 23:52:21
24272913859087997691961.12015-12-23 16:02:59
History
DateUserTypeResult
2015-12-23ConductorF
Factor: 2427291385908799769 / TF: 1-62