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
239588761Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1369751948614755666892166.92015-11-30 10:55:25
History
DateUserTypeResult
2015-11-30ConductorF
Factor: 136975194861475566689 / TF: 66-67
2013-10-17sasaki3NF
no factor from 2^65 to 2^66
2011-07-07impsNF
no factor from 2^64 to 2^65