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
233705551Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3551587219940441045832168.32018-04-22 17:15:01
History
DateUserTypeResult
2025-03-14James HeinrichF
Factor: 355158721994044104583 / TF: 68-70
2018-04-22AlissonF
Factor: 355158721994044104583 / TF: 68-69
2016-09-29BrionHNF
no factor from 2^67 to 2^68
2015-11-19ANONYMOUSNF
no factor from 2^66 to 2^67
2013-10-02tscNF
no factor from 2^65 to 2^66
2011-06-27Mr-PlonkNF
no factor from 2^64 to 2^65
2010-05-22Architects CubedNF
no factor from 2^63 to 2^64
2010-03-11monstNF
no factor from 2^62 to 2^63