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

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MnStatusDetails
70775681Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
7818894454403112009592169.42012-11-13 10:00:10
History
DateUserTypeResult
2012-11-13NickF
Factor: 781889445440311200959
2010-05-17-Anonymous-NF
no factor from 2^68 to 2^69
2010-03-07-Anonymous-NF
no factor from 2^67 to 2^68
2010-03-04-Anonymous-NF
no factor from 2^66 to 2^67
2010-03-01Sturle SundeNF
no factor from 2^65 to 2^66
2010-02-28Sturle SundeNF
no factor from 2^64 to 2^65
2008-11-24George WoltmanNF
no factor to 2^64
2008-11-22Wojciech FlorekNF
no factor to 2^64
2008-11-22-Anonymous-NF
no factor to 2^64