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

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MnStatusDetails
78466369Factored
FactorDigitsBitsDate
6977147107206978754346172479.22016-06-10 00:58:31
P-1 factors
DateFactorB1B2
2016-06-1069771471072069787543461766000013200000
History
DateUserTypeResult
2016-06-10James HeinrichF-PM1
Factor: 697714710720697875434617 / (P-1, B1=660000, B2=13200000, E=6)
2016-05-30AirSquirrelsNF
no factor from 2^74 to 2^75
2016-05-30AirSquirrelsNF
no factor from 2^73 to 2^74
2016-05-24BdotNF
no factor from 2^72 to 2^73
2015-07-20RichD0NF
no factor from 2^71 to 2^72
2013-01-13Charles A. MorrisNF
no factor from 2^70 to 2^71
2011-02-03Jeff_GilchristNF
no factor from 2^69 to 2^70
2011-01-20SidPNF
no factor from 2^68 to 2^69
2011-01-18drewha - BelarusNF
no factor from 2^67 to 2^68
2011-01-13Aaron HavilandNF
no factor from 2^66 to 2^67
2010-11-09JMGarciaNF
no factor from 2^65 to 2^66
2010-11-07Vítor SarugaNF
no factor from 2^64 to 2^65