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
318593497Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
2061133189479445211932167.52016-12-18 02:15:31
History
DateUserTypeResult
2016-12-18demfloroF
Factor: 206113318947944521193 / TF: 67-68
2016-02-25johnsilverNF
no factor from 2^66 to 2^67
2014-07-29firereddNF
no factor from 2^65 to 2^66
2011-11-02HBendtzNF
no factor from 2^64 to 2^65