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
667727299Factored
FactorDigitsBitsDate
5207635926766936070412168.82018-03-11 18:11:03
History
DateUserTypeResult
2018-03-11ConductorF
Factor: 520763592676693607041 / TF: 68-69
2017-02-14sasakiNF
no factor from 2^67 to 2^68
2014-05-14sasakiNF
no factor from 2^66 to 2^67
2013-01-07america64NF
no factor from 2^65 to 2^66
2011-10-12laleraNF
no factor from 2^64 to 2^65
2010-06-23Architects CubedNF
no factor from 2^63 to 2^64