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
977158477Composite: 3 known prime factors
Factored
FactorDigitsBitsDate
3099605318552631548.12008-06-11 00:25:03
148471706459877111753.72008-06-11 00:25:03
21841048906637743191960.92015-12-23 15:03:35
History
DateUserTypeResult
2015-12-23ConductorF
Factor: 2184104890663774319 / TF: 1-62