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
385936489Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
5574579702085215976092168.92018-05-24 16:02:29
History
DateUserTypeResult
2018-05-24YxinityF
Factor: 557457970208521597609 / TF: 68-70
2017-02-03vwflat4NF
no factor from 2^67 to 2^68
2016-04-10DerekNF
no factor from 2^66 to 2^67
2014-04-29Chih-Wei HuangNF
no factor from 2^65 to 2^66
2011-04-21Architects CubedNF
no factor from 2^64 to 2^65