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

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MnStatusDetails
80869489Factored
FactorDigitsBitsDate
4943074353386041663328172478.72017-03-28 12:18:26
P-1 factors
DateFactorB1B2
2017-03-2849430743533860416633281769000013972500
History
DateUserTypeResult
2017-03-28Sergey NosovF-PM1
Factor: 494307435338604166332817 / (P-1, B1=690000, B2=13972500, E=12)
2016-09-14AirSquirrelsNF
no factor from 2^74 to 2^75
2016-09-14AirSquirrelsNF
no factor from 2^73 to 2^74
2016-09-14AirSquirrelsNF
no factor from 2^72 to 2^73
2016-09-14AirSquirrelsNF
no factor from 2^71 to 2^72
2013-06-18Cow_tippingNF
no factor from 2^70 to 2^71
2013-02-10Ingvar MarnsegNF
no factor from 2^69 to 2^70
2013-02-03Simon HarrisonNF
no factor from 2^68 to 2^69
2013-01-30phoenicisNF
no factor from 2^67 to 2^68
2011-02-12Andre.DemeshinNF
no factor from 2^66 to 2^67
2011-02-07eon_blue_apocalypseNF
no factor from 2^65 to 2^66
2010-12-11Architects CubedNF
no factor from 2^64 to 2^65