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
975666547Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
2439166367511237.82008-06-01 00:28:10
22897189017392434091961.02015-12-30 18:12:34
History
DateUserTypeResult
2015-12-30ConductorF
Factor: 2289718901739243409 / TF: 1-62