Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
79256423Factored
FactorDigitsBitsDate
43444420352070993459533592581.82016-08-30 18:28:17
P-1 factors
DateFactorB1B2
2016-08-30434444203520709934595335966500013133750
History
DateUserTypeResult
2016-08-30baseyF-PM1
Factor: 4344442035207099345953359 / (P-1, B1=665000, B2=13133750, E=6)
2016-07-25AirSquirrelsNF
no factor from 2^74 to 2^75
2016-07-25AirSquirrelsNF
no factor from 2^73 to 2^74
2016-07-25Matthias WurtingerNF
no factor from 2^72 to 2^73
2014-01-07ArtfulDodgerNF
no factor from 2^71 to 2^72
2013-01-31Alberto PanuNF
no factor from 2^70 to 2^71
2012-04-11-Anonymous-NF
no factor from 2^69 to 2^70
2011-03-06ANONYMOUSNF
no factor from 2^68 to 2^69
2011-02-25Mark FilipskiNF
no factor from 2^67 to 2^68
2011-02-21-Anonymous-NF
no factor from 2^66 to 2^67
2011-02-15trifNF
no factor from 2^65 to 2^66