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

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MnStatusDetails
76771657Factored
FactorDigitsBitsDate
1142275313820431970171868572786.62016-05-14 01:21:14
P-1 factors
DateFactorB1B2
2016-05-1411422753138204319701718685765500012936250
History
DateUserTypeResult
2016-05-14baseyF-PM1
Factor: 114227531382043197017186857 / (P-1, B1=655000, B2=12936250, E=6)
2016-04-23AirSquirrelsNF
no factor from 2^74 to 2^75
2016-04-17Judge HaleNF
no factor from 2^73 to 2^74
2016-03-24GregNF
no factor from 2^72 to 2^73
2015-12-01RichD0NF
no factor from 2^71 to 2^72
2012-12-30Oleg V.CatNF
no factor to 2^71
2010-12-06Dk SystemsNF
no factor from 2^69 to 2^70
2010-11-26Dk SystemsNF
no factor from 2^68 to 2^69
2010-11-22Dk SystemsNF
no factor from 2^67 to 2^68
2010-11-19GrunwalderGIMPNF
no factor from 2^66 to 2^67
2010-11-18GrunwalderGIMPNF
no factor from 2^65 to 2^66
2010-11-17GrunwalderGIMPNF
no factor from 2^64 to 2^65