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
977014249Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
6198570354232413831859.12009-11-26 23:43:30
17246866352656474811960.62015-12-22 17:10:48
History
DateUserTypeResult
2015-12-22ConductorF
Factor: 1724686635265647481 / TF: 1-62