Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
699193427Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3842886405351089451772168.42017-06-26 07:54:31
History
DateUserTypeResult
2017-06-26ConductorF
Factor: 384288640535108945177 / TF: 68-69
2014-12-03sasakiNF
no factor from 2^66 to 2^68
2013-09-07sasakiNF
no factor from 2^65 to 2^66
2012-01-21laleraNF
no factor from 2^64 to 2^65
2010-06-25Architects CubedNF
no factor from 2^63 to 2^64