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
975140137Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
62924778894867531652.52008-06-10 21:45:43
44919079552999510011962.02015-12-30 15:14:29
History
DateUserTypeResult
2015-12-30ConductorF
Factor: 4491907955299951001 / TF: 1-65