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
691301231Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4760059160861973123372168.72018-03-21 18:55:14
History
DateUserTypeResult
2025-03-06James HeinrichF
Factor: 476005916086197312337 / TF: 68-70
2018-03-21Alex_soldierF
Factor: 476005916086197312337 / TF: 68-69*
2014-08-16sasakiNF
no factor from 2^66 to 2^68
2013-12-12sasakiNF
no factor from 2^65 to 2^66
2012-02-05sasaki3NF
no factor from 2^64 to 2^65
2010-06-26Architects CubedNF
no factor from 2^63 to 2^64