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
693189881Factored
FactorDigitsBitsDate
4086129056945209630632168.52017-10-04 19:17:45
History
DateUserTypeResult
2017-10-04Alex_soldierF
Factor: 408612905694520963063 / TF: 68-69*
2014-08-30sasakiNF
no factor from 2^66 to 2^68
2013-12-04sasakiNF
no factor from 2^65 to 2^66