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
977106563Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
2345055751211237.82008-06-01 01:24:34
29278054138560223191961.32015-12-23 14:40:20
History
DateUserTypeResult
2015-12-23ConductorF
Factor: 2927805413856022319 / TF: 1-62