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
271627877Factored
FactorDigitsBitsDate
1955949308185525969372167.42016-10-26 01:11:11
History
DateUserTypeResult
2016-10-26Mikhail E. GolosovF
Factor: 195594930818552596937 / TF: 67-68
2016-01-05Michael BahlenNF
no factor from 2^66 to 2^67
2013-11-30tscNF
no factor from 2^65 to 2^66
2011-09-01RichardNF
no factor from 2^64 to 2^65
2010-03-28Torchwood InstituteNF
no factor from 2^63 to 2^64
2010-03-28Torchwood InstituteNF
no factor from 2^62 to 2^63