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
977462921Composite: 3 known prime factors
Factored
FactorDigitsBitsDate
528592398418391445.62008-05-30 06:22:34
2254185889893371547.72008-05-30 06:22:35
22333946749056407691961.02015-12-23 16:56:11
History
DateUserTypeResult
2015-12-23ConductorF
Factor: 2233394674905640769 / TF: 1-62