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
389617273Factored
FactorDigitsBitsDate
2263521327159925899832167.62017-02-07 00:20:31
History
DateUserTypeResult
2017-02-07demfloroF
Factor: 226352132715992589983 / TF: 67-68
2016-04-30ConductorNF
no factor from 2^66 to 2^67
2014-05-07Schultz7676NF
no factor from 2^65 to 2^66
2011-04-17Architects CubedNF
no factor from 2^64 to 2^65