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
977450909Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
340010188950267831754.92008-05-30 06:13:59
12790796230320484491960.12015-12-23 16:53:52
History
DateUserTypeResult
2015-12-23ConductorF
Factor: 1279079623032048449 / TF: 1-62