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
977469061Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
186301673600974791754.02008-05-30 06:27:10
44957481758571372071962.02015-12-23 16:58:26
History
DateUserTypeResult
2015-12-23ConductorF
Factor: 4495748175857137207 / TF: 1-62