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

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MnStatusDetails
55332283Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
64017309063613221471292272.42012-01-12 08:50:06
History
DateUserTypeResult
2012-01-12Jack The RipperF
Factor: 6401730906361322147129
2011-10-10TheJudgerNF
no factor from 2^70 to 2^71
2011-05-26GrunwalderGIMPNF
no factor from 2^69 to 2^70
2011-04-04Ace32NF
no factor from 2^68 to 2^69
2009-11-28Sturle SundeNF
no factor from 2^67 to 2^68
2009-11-27-Anonymous-NF
no factor from 2^66 to 2^67
2009-11-23TerryMHNF
no factor from 2^65 to 2^66
2009-03-08Roberto QuezadaNF
no factor from 2^64 to 2^65
2008-11-171997rj7NF
no factor to 2^64