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
385982041Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3892259558197913363032168.42018-05-23 15:57:29
History
DateUserTypeResult
2018-05-23YxinityF
Factor: 389225955819791336303 / TF: 68-70
2017-02-03ANONYMOUSNF
no factor from 2^67 to 2^68
2016-04-10DerekNF
no factor from 2^66 to 2^67
2014-05-02RichardNF
no factor from 2^65 to 2^66
2011-02-28Architects CubedNF
no factor from 2^64 to 2^65