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
318129001Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
5076146588397344791272168.82016-12-09 05:38:28
History
DateUserTypeResult
2025-03-23James HeinrichF
Factor: 507614658839734479127 / TF: 67-70
2016-12-09SarnetskyF
Factor: 507614658839734479127 / TF: 67-69*
2016-03-13SarnetskyNF
no factor from 2^66 to 2^67
2014-07-27GrunwalderGIMPNF
no factor from 2^65 to 2^66
2011-11-02sasaki3NF
no factor from 2^64 to 2^65