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
522000499Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3206196157313848089112168.12016-10-28 20:11:43
History
DateUserTypeResult
2016-10-28ConductorF
Factor: 320619615731384808911 / TF: 68-69
2016-08-23sasakiNF
no factor from 2^67 to 2^68
2015-08-28Maurizio FD - ItalyNF
no factor from 2^66 to 2^67
2014-10-08sasakiNF
no factor from 2^65 to 2^66
2011-12-30albin_pouillesNF
no factor from 2^64 to 2^65
2010-07-08Architects CubedNF
no factor from 2^63 to 2^64