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
977792381Factored
FactorDigitsBitsDate
5477539491786302171858.92008-06-11 00:58:36
13882269125725979211960.32015-12-23 19:48:54
History
DateUserTypeResult
2015-12-23ConductorF
Factor: 1388226912572597921 / TF: 1-62