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
977017427Factored
FactorDigitsBitsDate
16202329419957431650.52008-05-27 23:12:21
25540530676081231211961.12015-12-22 17:11:20
History
DateUserTypeResult
2015-12-22ConductorF
Factor: 2554053067608123121 / TF: 1-62