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
641274583Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
14027293854449252317032270.22020-01-20 19:13:15
History
DateUserTypeResult
2020-01-20Smok_bmv F
Factor: 1402729385444925231703 / TF: 70-71
2018-09-21Niels_Mache_NextcloudNF
no factor from 2^69 to 2^70
2017-04-30sasakiNF
no factor from 2^68 to 2^69
2017-01-17sasakiNF
no factor from 2^67 to 2^68
2014-06-05sasakiNF
no factor from 2^66 to 2^67
2014-03-23america64NF
no factor from 2^65 to 2^66
2010-10-29Architects CubedNF
no factor from 2^64 to 2^65
2010-08-03Architects CubedNF
no factor from 2^63 to 2^64