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
3003167Factored
FactorDigitsBitsDate
63377890809216380583192272.42021-07-22 10:44:22
ECM
DigitsB1Curves
255000081 / 280
Estimated T-Level: 21.4
TF below 2^66 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShift
Verified (Factored)Iain Fenton4061EAE923920A2B0
Verified (Factored)1999-08-07James R. Collins4061EAE923920A2B955191
Verified (Factored)2012-08-30kdgehman4061EAE923920A2B2779495
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2021-07-24kutensD9D3842EB1EBFE57111907453
History
DateUserTypeResult
2022-07-27JossNF-PM1
B1=3003167, B2=3018308370
2022-01-20JossNF-PM1
B1=1000000, B2=1222807950
2022-01-15JossNF
no factor from 2^68 to 2^69
2021-07-24James HeinrichCERT
PRP Certification
Proof certified good
2021-07-24kutensC-PRP
M3003167/6337789080921638058319 : D9D3842EB1EBFE57
PRP proof power = 7
PRP: Verified
Proof certified good
2021-07-22kutensF-ECM
Factor: 6337789080921638058319 / (ECM curve 6, B1=50000, B2=6750000, Sigma=2440432452138166)
2020-02-01mikrNF
no factor from 2^71 to 2^72
2020-02-01mikrNF
no factor from 2^70 to 2^71
2018-11-07oodairaNF-PM1
B1=32792856, B2=1869192792, E=12
2017-09-04YxinityNF
no factor from 2^69 to 2^70
2017-09-04YxinityNF
no factor from 2^68 to 2^69
2016-09-12treborNF-PM1
B1=1650000, B2=300000000, E=12
2016-08-20treborNF
no factor from 2^67 to 2^68
2016-08-20treborNF
no factor from 2^66 to 2^67
2016-08-07treborNF-PM1
B1=1650000, B2=120000000, E=12
2016-07-21treborNF-PM1
B1=1650000, B2=46200000, E=12
2015-05-30ThaNF
no factor from 2^65 to 2^66
2013-12-20David CampeauNF
no factor from 2^64 to 2^65
2013-12-13krackerNF
no factor from 2^63 to 2^64
2013-01-07dbaughNF
no factor from 2^62 to 2^63
2012-08-30kdgehmanC-LL
4061EAE923920A2B
2010-08-22Sid & AndyNF
no factor from 2^61 to 2^62
2010-07-17Rob_DeeNF-PM1
B1=1000000, B2=1100000
2010-07-16Rob_DeeNF-PM1
B1=950000, B2=1000000
2010-07-15Rob_DeeNF-PM1
B1=900000, B2=950000
2010-07-14Rob_DeeNF-PM1
B1=850000, B2=900000
2010-07-13Rob_DeeNF-PM1
B1=800000, B2=850000
2010-07-12Rob_DeeNF-PM1
B1=750000, B2=800000
2010-07-11Rob_DeeNF-PM1
B1=700000, B2=750000
2010-07-10Rob_DeeNF-PM1
B1=650000, B2=700000
2010-07-09Rob_DeeNF-PM1
B1=600000, B2=650000
2010-07-08Rob_DeeNF-PM1
B1=550000, B2=600000
2010-07-07Rob_DeeNF-PM1
B1=500000, B2=550000
2010-07-06Rob_DeeNF-PM1
B1=450000, B2=500000
2010-07-05Rob_DeeNF-PM1
B1=400000, B2=450000
2010-07-04Rob_DeeNF-PM1
B1=350000, B2=400000
2010-07-03Rob_DeeNF-PM1
B1=300000, B2=350000
2010-07-02Rob_DeeNF-PM1
B1=250000, B2=300000
2010-07-01Rob_DeeNF-PM1
B1=200000, B2=250000
2010-06-30Rob_DeeNF-PM1
B1=150000, B2=200000
2010-06-29Rob_DeeNF-PM1
B1=100000, B2=150000
2010-06-28Rob_DeeNF-PM1
B1=50000, B2=100000
2009-05-28Rob_DeeNF-PM1
B1=35000, B2=560000
2009-01-24Jayson KingNF
no factor from 2^60 to 2^61