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
610847399Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
6378870072588208023612169.12016-11-21 07:23:22
History
DateUserTypeResult
2016-11-21NipalF
Factor: 637887007258820802361 / TF: 67-70
2014-02-01sasakiNF
no factor from 2^65 to 2^67