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
155048281Factored
FactorDigitsBitsDate
18134282772453527963212270.62017-09-28 00:29:05
History
DateUserTypeResult
2017-09-28Sergey NosovF
Factor: 1813428277245352796321 / TF: 70-72*
2017-07-31EratosthenesNF
no factor from 2^69 to 2^70
2017-03-04ANONYMOUSNF
no factor from 2^68 to 2^69
2016-05-02crushburnrestartNF
no factor from 2^67 to 2^68
2015-04-10Andrew BNF
no factor from 2^66 to 2^67
2013-02-07RichardNF
no factor from 2^65 to 2^66
2011-01-22Damian SilvestreNF
no factor from 2^64 to 2^65
2010-06-26Torchwood InstituteNF
no factor from 2^63 to 2^64