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
392926799Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
5535956994884137452972168.92018-05-22 15:56:13
History
DateUserTypeResult
2018-05-22YxinityF
Factor: 553595699488413745297 / TF: 68-70
2017-02-11Oscar R. Araiza BravoNF
no factor from 2^67 to 2^68
2016-04-11Mr-PlonkNF
no factor from 2^66 to 2^67
2014-05-13NickNF
no factor from 2^65 to 2^66
2010-05-02Architects CubedNF
no factor from 2^64 to 2^65