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
977934589Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
150838508641770891753.72008-06-11 01:18:27
17152435844088022571960.62015-12-29 08:44:40
History
DateUserTypeResult
2015-12-29ConductorF
Factor: 1715243584408802257 / TF: 1-62