Marin Mersenne 2^P-1
Username
Password
Forgot password?
Black
Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
3017129Factored
FactorDigitsBitsDate
1157066816757995138897047227035846992938123.12019-07-23 23:34:00
ECM
DigitsB1Curves
255000015 / 280
Estimated T-Level: 20.3
TF below 2^62 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShift
Verified (Factored)Bill Daly7C59C60F441EFCE10
Verified (Factored)1999-06-06Morgan David7C59C60F441EFCE11266423
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2019-07-25Justine V.1A0B35C92627A1CB158118353
Verified2019-07-27arnaud1A0B35C92627A1CB1109029053
P-1 factors
DateFactorB1B2
2019-07-2311570668167579951388970472270358469929327123511864604007
History
DateUserTypeResult
2022-07-17JossNF-PM1
B1=3064552, B2=3055580220
2021-12-22JossNF-PM1
B1=3064552, B2=637421400
2021-12-18JossNF-PM1
B1=3064552, B2=108985800
2021-12-08JossNF
no factor from 2^68 to 2^69
2021-03-13JossNF
no factor from 2^67 to 2^68
2021-03-13JossNF
no factor from 2^66 to 2^67
2021-03-12JossNF
no factor from 2^65 to 2^66
2020-10-09JossNF-PM1
B1=301712, B2=3017129, E=6
2019-07-27arnaudC-PRP
M3017129/11570668167579951388970472270358469929 : 1A0B35C92627A1CB
PRP: Verified
PRP without proof (not generated)
2019-07-25Justine V.C-PRP
M3017129/11570668167579951388970472270358469929 : 1A0B35C92627A1CB
PRP: Verified
PRP without proof (not generated)
2019-07-23oodairaF-PM1
Factor: 11570668167579951388970472270358469929 / (P-1, B1=32712351, B2=1864604007, E=12)
2018-07-16ramgeisNF
no factor from 2^67 to 2^68
2017-02-09Smok_bmv NF
no factor from 2^66 to 2^67
2016-08-25treborNF-PM1
B1=3000000
2016-08-23treborNF-PM1
B1=2750000
2016-08-21treborNF-PM1
B1=2500000
2016-08-18treborNF-PM1
B1=2250000
2016-08-13treborNF-PM1
B1=2000000
2015-08-01Squeeky_SquirrelNF-PM1
B1=150000, B2=3675000, E=6
2015-06-01ThaNF
no factor from 2^65 to 2^66
2015-02-07VictordeHollanderNF
no factor from 2^64 to 2^65
2015-02-07VictordeHollanderNF
no factor from 2^63 to 2^64
2013-01-07dbaughNF
no factor from 2^62 to 2^63
2010-10-16markrNF-PM1
B1=115000, B2=2357500, E=6
2010-09-17Sid & AndyNF
no factor from 2^61 to 2^62
2009-01-29Jayson KingNF
no factor from 2^60 to 2^61