Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

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MnStatusDetails
377237983Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
38447547047395234916332271.72019-12-27 04:57:33
History
DateUserTypeResult
2025-05-07James HeinrichF
Factor: 3844754704739523491633 / TF: 71-72
2019-12-27Smok_bmv F
Factor: 3844754704739523491633 / TF: 71-72*
2019-12-27Smok_bmv NF
no factor from 2^70 to 2^71
2019-02-07sasakiNF
no factor from 2^69 to 2^70
2019-02-04Niels_Mache_NextcloudNF
no factor from 2^69 to 2^70
2018-08-29Chabot PrimeNF
no factor from 2^68 to 2^69
2017-01-23arnieNF
no factor from 2^67 to 2^68
2016-04-03Mr-PlonkNF
no factor from 2^66 to 2^67
2014-04-11tscNF
no factor from 2^65 to 2^66
2011-03-14Architects CubedNF
no factor from 2^64 to 2^65