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
238076231Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3098404791051463589512168.12018-05-02 17:57:15
History
DateUserTypeResult
2025-03-14James HeinrichF
Factor: 309840479105146358951 / TF: 68-70
2018-05-02AlissonF
Factor: 309840479105146358951 / TF: 68-69
2016-10-07DerekNF
no factor from 2^67 to 2^68
2015-11-27daniel horacioNF
no factor from 2^66 to 2^67
2013-10-15lindeeNF
no factor from 2^65 to 2^66
2011-07-05sasaki3NF
no factor from 2^64 to 2^65