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
684307537Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1949940779359420141512167.42016-09-29 16:16:44
History
DateUserTypeResult
2016-09-29MonoryF
Factor: 194994077935942014151 / TF: 67-68
2014-08-04sasakiNF
no factor from 2^66 to 2^67
2014-02-03sasakiNF
no factor from 2^65 to 2^66