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

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MnStatusDetails
619040161Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4273335825419019382632168.52016-09-29 04:27:50
History
DateUserTypeResult
2016-09-29NipalF
Factor: 427333582541901938263 / TF: 67-70
2014-03-15sasakiNF
no factor from 2^65 to 2^67
2012-01-15CorbyguyNF
no factor from 2^64 to 2^65
2010-08-02Architects CubedNF
no factor from 2^63 to 2^64