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
318389297Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
2118953964821504643592167.52016-12-17 21:16:29
History
DateUserTypeResult
2025-03-23James HeinrichF
Factor: 211895396482150464359 / TF: 67-70
2016-12-17SarnetskyF
Factor: 211895396482150464359 / TF: 67-69*
2016-02-26NickNF
no factor from 2^66 to 2^67
2014-08-02GrunwalderGIMPNF
no factor from 2^65 to 2^66
2011-11-02bcp19NF
no factor from 2^64 to 2^65