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
977243713Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
70811079443991342.72008-06-01 01:30:27
40747704006368670491961.82015-12-23 16:20:48
History
DateUserTypeResult
2015-12-23ConductorF
Factor: 4074770400636867049 / TF: 1-62