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
346271357Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
281240773769840149729192374.62023-08-31 04:18:37
History
DateUserTypeResult
2023-08-31Ruslan BorisovF
Factor: 28124077376984014972919 / TF: 74-75
2022-04-07SRBaseNF
no factor from 2^73 to 2^74
2021-01-14SRBaseNF
no factor from 2^72 to 2^73
2016-09-01Jacques MOLNENF
no factor from 2^71 to 2^72
2016-09-01Jacques MOLNENF
no factor from 2^70 to 2^71
2016-09-01Jacques MOLNENF
no factor from 2^69 to 2^70
2016-07-01Jacques MOLNENF
no factor from 2^67 to 2^69
2016-03-08LiuQianWeiNF
no factor from 2^66 to 2^67
2014-02-26RichardNF
no factor from 2^65 to 2^66
2011-01-31Architects CubedNF
no factor from 2^64 to 2^65