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
699626909Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
5573894891612915637132168.92017-06-28 20:39:02
History
DateUserTypeResult
2017-06-28ConductorF
Factor: 557389489161291563713 / TF: 68-69
2013-10-19sasakiNF
no factor from 2^67 to 2^68
2013-10-19sasakiNF
no factor from 2^66 to 2^67
2013-10-19sasakiNF
no factor from 2^65 to 2^66
2012-01-20laleraNF
no factor from 2^64 to 2^65
2010-06-23Architects CubedNF
no factor from 2^63 to 2^64