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
2024213Factored
FactorDigitsBitsDate
239865679062901678748382370441004920737120.92019-03-18 06:25:31
ECM
DigitsB1Curves
2550000280 / 280
30250000163 / 640
Estimated T-Level: 26.3 ⓘ
TF below 2^82 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShift
Verified (Factored)David BarnesB88BD4C203899FD60
Verified (Factored)1999-01-29Jakob TrierB88BD4C203899FD61490411
Verified (Factored)2016-07-15Mark RoseB88BD4C203899FD6261478
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2019-03-19artorollo47CFBDF87CBFCE76161042853
Verified2019-03-20marssystems47CFBDF87CBFCE76131878353
P-1 factors
DateFactorB1B2
2019-03-1823986567906290167874838237044100492074000000200000000
History
DateUserTypeResult
2019-03-20marssystemsC-PRP
M2024213/2398656790629016787483823704410049207 : 47CFBDF87CBFCE76
PRP: Verified
PRP without proof (not generated)
2019-03-19artorolloC-PRP
M2024213/2398656790629016787483823704410049207 : 47CFBDF87CBFCE76
PRP: Verified
PRP without proof (not generated)
2019-03-18mikrF-PM1
Factor: 2398656790629016787483823704410049207 / (P-1, B1=4000000, B2=200000000, E=12)
2019-03-18chuenkitNF
no factor from 2^67 to 2^68
2016-07-15Mark RoseC-LL
B88BD4C203899FD6
2016-07-06Gordon SpenceNF
no factor from 2^66 to 2^67
2016-02-23Mark RoseNF
no factor from 2^58 to 2^60
2015-10-31ramgeisNF
no factor from 2^65 to 2^66
2015-04-10VictordeHollanderNF
no factor from 2^64 to 2^65
2015-04-10VictordeHollanderNF
no factor from 2^63 to 2^64
2013-10-21David CampeauNF-PM1
B1=580000, B2=15080000, E=12
2013-02-11dbaughNF
no factor from 2^62 to 2^63
2012-02-05Sebastian HornbostelNF
no factor from 2^61 to 2^62
2010-12-11JossNF-PM1
B1=202421
2009-01-03Sturle SundeNF
no factor from 2^60 to 2^61