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
133940113Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
408897050335216798076172375.12023-10-05 23:06:20
History
DateUserTypeResult
2023-10-05MirraF
Factor: 40889705033521679807617 / TF: 75-76
2023-01-05SRBaseNF
no factor from 2^74 to 2^75
2021-07-29SRBaseNF
no factor from 2^73 to 2^74
2020-10-22SRBaseNF
no factor from 2^72 to 2^73
2016-05-24Mihai PredaNF
no factor from 2^71 to 2^72
2016-04-21driveByUpgradesNF
no factor from 2^70 to 2^71
2016-04-18perry-ulyssesNF
no factor from 2^69 to 2^70
2016-04-12workerthreadNF
no factor from 2^68 to 2^69
2016-03-19andrew892NF
no factor from 2^67 to 2^68
2015-01-23aurashiftNF
no factor from 2^66 to 2^67
2012-10-24igNF
no factor from 2^65 to 2^66
2010-11-20Torchwood InstituteNF
no factor from 2^64 to 2^65
2010-06-06Torchwood InstituteNF
no factor from 2^63 to 2^64