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
975003901Composite: 3 known prime factors
Factored
FactorDigitsBitsDate
5222432895004331548.92008-06-10 21:58:51
756073405056976811756.12015-03-05 12:46:02
19392005370100286711960.82015-12-26 18:02:15
History
DateUserTypeResult
2015-12-26ConductorF
Factor: 1939200537010028671 / TF: 1-65
2015-03-05TJAOIF
Factor: 75607340505697681 / TF: 56-57