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

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MnStatusDetails
208529551Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3392743922216748090712168.22015-10-11 05:55:08
History
DateUserTypeResult
2015-10-11demfloroF
Factor: 339274392221674809071 / TF: 68-69
2015-10-11demfloroNF
no factor from 2^66 to 2^68
2013-08-06Grant McCrackenNF
no factor from 2^65 to 2^66
2011-05-12Mr-PlonkNF
no factor from 2^64 to 2^65