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

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MnStatusDetails
670717529Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3819445239024184570072168.42018-03-29 20:23:22
History
DateUserTypeResult
2018-03-29ConductorF
Factor: 381944523902418457007 / TF: 68-69
2017-01-23NoPolarBearsHereNF
no factor from 2^67 to 2^68
2014-07-07sasakiNF
no factor from 2^66 to 2^67
2013-04-18ramgeisNF
no factor from 2^65 to 2^66
2012-01-24sasaki3NF
no factor from 2^64 to 2^65
2010-07-24Architects CubedNF
no factor from 2^63 to 2^64