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
977531363Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
5744412633601796471859.02008-06-03 19:35:26
42694861338253796091961.92015-12-23 17:29:06
History
DateUserTypeResult
2015-12-23ConductorF
Factor: 4269486133825379609 / TF: 1-62