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
977879713Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
38176423995531341.82008-06-01 01:54:57
39964174846793994491961.82015-12-23 21:02:09
History
DateUserTypeResult
2015-12-23ConductorF
Factor: 3996417484679399449 / TF: 1-62