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
977047943Factored
FactorDigitsBitsDate
19540958871030.92008-05-27 23:36:26
12225258785937347031960.12015-12-22 20:48:14
History
DateUserTypeResult
2015-12-22ConductorF
Factor: 1222525878593734703 / TF: 1-62