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
285769343Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
6456807326008290298732169.12019-08-18 08:32:23
History
DateUserTypeResult
2025-03-18James HeinrichF
Factor: 645680732600829029873 / TF: 69-70
2019-08-18Alexander TsupkoF
Factor: 645680732600829029873 / TF: 69-70
2018-07-17Chabot PrimeNF
no factor from 2^68 to 2^69
2016-02-05Andrew BNF
no factor from 2^67 to 2^68
2016-01-27Dave BellNF
no factor from 2^66 to 2^67
2013-12-15Mr-PlonkNF
no factor from 2^65 to 2^66
2011-09-22WizzardNF
no factor from 2^64 to 2^65
2010-04-11Architects CubedNF
no factor from 2^63 to 2^64
2010-04-11Architects CubedNF
no factor from 2^62 to 2^63