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

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MnStatusDetails
70764293Factored
FactorDigitsBitsDate
10879353282275177310392832412889.82015-01-26 09:36:38
6334060707656736420683089816371132105.62015-01-26 09:36:38
P-1 factors
DateFactorB1B2
2015-01-266891048414997554769716540734013540635397930527855251666735164500013383750
History
DateUserTypeResult
2015-01-26ENF-PM1
Factor: 68910484149975547697165407340135406353979305278552516667351 / (P-1, B1=645000, B2=13383750, E=12)
2014-11-23TheJudgerNF
no factor from 2^73 to 2^74
2014-11-23TheJudgerNF
no factor from 2^72 to 2^73
2014-04-10Risto A. PajuNF
no factor from 2^71 to 2^72
2014-04-10Risto A. PajuNF
no factor from 2^70 to 2^71
2010-03-31lycornNF
no factor to 2^70
2010-03-21PrimeCruncherNF
no factor from 2^67 to 2^68
2010-03-13PrimeCruncherNF
no factor from 2^66 to 2^67
2010-03-11Sturle SundeNF
no factor from 2^65 to 2^66
2010-03-06Per JessenNF
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