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

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MnStatusDetails
70606639Factored
FactorDigitsBitsDate
8408100611461710078221713425533099.42014-10-12 16:39:09
P-1 factors
DateFactorB1B2
2014-10-1284081006114617100782217134255364500013383750
History
DateUserTypeResult
2014-10-12TheJudgerF-PM1
Factor: 840810061146171007822171342553 / (P-1, B1=645000, B2=13383750, E=12)
2014-10-08brilongNF
no factor from 2^73 to 2^74
2014-10-08brilongNF
no factor from 2^72 to 2^73
2014-10-08brilongNF
no factor from 2^71 to 2^72
2014-04-13HBendtzNF
no factor from 2^70 to 2^71
2013-07-27-Anonymous-NF
no factor from 2^69 to 2^70
2010-12-22-Anonymous-NF
no factor from 2^68 to 2^69
2010-11-22-Anonymous-NF
no factor from 2^67 to 2^68
2010-10-29-Anonymous-NF
no factor from 2^66 to 2^67
2010-10-25JMGarciaNF
no factor from 2^65 to 2^66
2010-02-26Mads JohansenNF
no factor from 2^64 to 2^65
2008-11-23Wojciech FlorekNF
no factor to 2^64