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
318150059Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4989192065260204790572168.82016-12-10 06:43:41
History
DateUserTypeResult
2025-03-23James HeinrichF
Factor: 498919206526020479057 / TF: 67-70
2016-12-10SarnetskyF
Factor: 498919206526020479057 / TF: 67-69*
2016-02-25ANONYMOUSNF
no factor from 2^66 to 2^67
2014-07-28firereddNF
no factor from 2^65 to 2^66
2011-11-02subgeniusNF
no factor from 2^64 to 2^65