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

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
2436311Factored
FactorDigitsBitsDate
7027063510548889462732169.32022-01-08 16:17:22
ECM
DigitsB1Curves
2550000151 / 280
Estimated T-Level: 22.7
TF below 2^70 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShift
Verified (Factored)St. Patrick's College (John Cosgrave & Mark Daly & Olivia Bree et. al.)92EE702FD10C2B6F0
Verified (Factored)1999-06-26John Fultz92EE702FD10C2B6F1555165
Verified (Factored)2018-05-23kkmrkkblmbrbk92EE702FD10C2B6F717599
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2022-01-09LordJulius60E2461B5DBE58AD199770153
History
DateUserTypeResult
2022-01-09dAvId_mOorECERT
PRP Certification
Proof certified good
2022-01-09LordJuliusC-PRP
M2436311/702706351054888946273 : 60E2461B5DBE58AD
PRP proof power = 7
PRP: Verified
Proof certified good
2022-01-08MarkSF-ECM
Factor: 702706351054888946273 / (ECM curve 2, B1=50000, B2=5000000, Sigma=2954038572115746)
2021-07-12TJAOINF
no factor from 2^68 to 2^69
2019-06-03TJAOINF
no factor from 2^67 to 2^68
2018-05-23kkmrkkblmbrbkC-LL
92EE702FD10C2B6F
2017-07-08Gordon SpenceNF
no factor from 2^66 to 2^67
2016-02-23Mark RoseNF
no factor from 2^59 to 2^60
2015-10-25ramgeisNF
no factor from 2^65 to 2^66
2015-02-27VictordeHollanderNF
no factor from 2^64 to 2^65
2015-02-27VictordeHollanderNF
no factor from 2^63 to 2^64
2014-05-09mikrNF-PM1
B1=1986400, B2=69524000, E=12
2013-01-23dbaughNF
no factor from 2^62 to 2^63
2012-06-05Sebastian HornbostelNF
no factor from 2^61 to 2^62
2011-01-09Oscar ÖstlinNF-PM1
B1=95000, B2=1923750, E=6
2010-11-17JossNF-PM1
B1=20000
2009-01-14Sturle SundeNF
no factor from 2^60 to 2^61