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
977079283Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
28594733298222171651.32008-05-27 23:59:41
29065210358972837111961.32015-12-22 20:54:06
History
DateUserTypeResult
2015-12-22ConductorF
Factor: 2906521035897283711 / TF: 1-62