Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
250161347Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4026346616460046751032168.42018-06-05 15:58:49
History
DateUserTypeResult
2018-06-05YxinityF
Factor: 402634661646004675103 / TF: 68-69
2014-11-19caddrNF
no factor from 2^66 to 2^68
2013-11-03tscNF
no factor from 2^65 to 2^66
2011-07-28riccardo ubertiNF
no factor from 2^64 to 2^65
2010-05-16Architects CubedNF
no factor from 2^63 to 2^64