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
135337421Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
407266981512851891314012375.12024-03-20 16:40:40
History
DateUserTypeResult
2024-03-20Dmitry BolshakovF
Factor: 40726698151285189131401 / TF: 75-76*
2023-01-06SRBaseNF
no factor from 2^74 to 2^75
2021-07-27SRBaseNF
no factor from 2^73 to 2^74
2020-10-25SRBaseNF
no factor from 2^72 to 2^73
2016-01-30EPFNF
no factor from 2^71 to 2^72
2016-01-27guruNF
no factor from 2^70 to 2^71
2016-01-27guruNF
no factor from 2^69 to 2^70
2016-01-27guruNF
no factor from 2^68 to 2^69
2016-01-27guruNF
no factor from 2^67 to 2^68
2015-01-25OS1NF
no factor from 2^66 to 2^67
2012-10-31sasaki3NF
no factor from 2^65 to 2^66
2010-12-17James HintzNF
no factor from 2^64 to 2^65
2010-06-08Mr-PlonkNF
no factor from 2^63 to 2^64