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

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MnStatusDetails
79371587Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
367787559566930597798772822652131101.52016-09-16 13:47:23
P-1 factors
DateFactorB1B2
2016-09-1636778755956693059779877282265216700000
History
DateUserTypeResult
2016-09-16baseyF-PM1
Factor: 3677875595669305977987728226521 / (P-1, B1=670000)
2016-08-05AirSquirrelsNF
no factor from 2^74 to 2^75
2016-08-05AirSquirrelsNF
no factor from 2^73 to 2^74
2016-08-03RichD0NF
no factor from 2^72 to 2^73
2016-02-21DerekNF
no factor from 2^71 to 2^72
2013-05-28timc995NF
no factor from 2^70 to 2^71
2013-01-30wangyun183NF
no factor from 2^69 to 2^70
2012-04-07vapaddyNF
no factor from 2^68 to 2^69
2011-03-28eon_blue_apocalypseNF
no factor from 2^67 to 2^68
2011-03-25eon_blue_apocalypseNF
no factor from 2^66 to 2^67
2011-03-23-Anonymous-NF
no factor from 2^65 to 2^66
2009-07-17Patrik JohanssonNF
no factor from 2^64 to 2^65
2009-05-30Architects CubedNF
no factor from 2^63 to 2^64