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
312661529Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
8898230947818615993432169.62019-03-04 18:17:03
History
DateUserTypeResult
2019-03-04ConductorF
Factor: 889823094781861599343 / TF: 69-70
2018-08-02Chabot PrimeNF
no factor from 2^68 to 2^69
2017-02-12Mr-PlonkNF
no factor from 2^67 to 2^68
2016-02-23JoJo-SUN24NF
no factor from 2^66 to 2^67
2014-01-21RichardNF
no factor from 2^65 to 2^66
2011-10-26sasaki3NF
no factor from 2^64 to 2^65