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
3388261Factored
FactorDigitsBitsDate
72576550631032.8old
201872590391134.22008-09-07 19:48:51
4677426545291238.82008-09-07 19:48:51
5209968403893831548.92008-09-30 14:47:34
2490802379631139511857.82015-07-16 11:42:34
58631888036472496091962.32016-07-28 09:17:31
1409582775456343063372166.92019-06-18 03:32:25
ECM
DigitsB1Curves
25500003 / 280
Estimated T-Level: 20.1
TF below 2^62 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified (Factored)2017-11-05ATH0D6FFE24E2D3439E636056753
Verified (Factored)2017-11-21Oliver Kruse0D6FFE24E2D3439E6128785353
Verified2019-06-19Niels_Mache_Nextcloud0D6FFE24E2D3439E7199893953
History
DateUserTypeResult
2022-06-04JossNF-PM1
B1=23717827, B2=16649990280
2022-04-24LordJuliusNF
no factor from 2^64 to 2^65
2022-04-24LordJuliusNF
no factor from 2^63 to 2^64
2022-02-02JossNF-PM1
B1=10000000, B2=11052583080
2022-02-01JossNF-PM1
B1=10000000, B2=10036460280
2021-12-17JossNF-PM1
B1=9940000, B2=3554541900
2021-12-17JossNF-PM1
B1=9940000, B2=2846925900
2021-12-17JossNF-PM1
B1=9940000, B2=2139309900
2021-12-17JossNF-PM1
B1=9940000, B2=1431693900
2021-12-17JossNF-PM1
B1=9940000, B2=724077900
2021-11-22JossNF-PM1
B1=9745934, B2=237178270, E=12
2021-10-31JossNF
no factor from 2^72 to 2^73
2021-09-16JossNF-PM1
B1=3557673, B2=355767405, E=12
2021-08-13JossNF-PM1
B1=3557673, B2=237178270, E=12
2021-08-04JossNF-PM1
B1=3557673, B2=87347393, E=6
2021-08-04JossNF-PM1
B1=3557673, B2=83959132, E=6
2021-08-04JossNF-PM1
B1=3557673, B2=80570871, E=6
2021-06-08JossNF-PM1
B1=3557673, B2=73794349, E=6
2021-02-13JossNF
no factor from 2^71 to 2^72
2021-01-22JossNF
no factor from 2^70 to 2^71
2021-01-21JossNF
no factor from 2^69 to 2^70
2021-01-21JossNF
no factor from 2^68 to 2^69
2021-01-20JossNF
no factor from 2^67 to 2^68
2021-01-20JossNF
no factor from 2^66 to 2^67
2021-01-20JossNF
no factor from 2^65 to 2^66
2019-08-27alpertronNF-PM1
B1=30000000, B2=1000000000, E=12
2019-06-19Niels_Mache_NextcloudC-PRP
M3388261/7257655063/20187259039/467742654529/520996840389383/249080237963113951/5863188803647249609/140958277545634306337 : 0D6FFE24E2D3439E
PRP: Verified
PRP without proof (not generated)
2019-06-18Seth_TrF
Factor: 140958277545634306337 / TF: 66-67
2017-11-21Oliver KruseC-PRP
M3388261/7257655063/20187259039/467742654529/520996840389383/249080237963113951/5863188803647249609 : 0D6FFE24E2D3439E
PRP: Verified
PRP without proof (not generated)
2017-11-05ATHC-PRP
M3388261/7257655063/20187259039/467742654529/520996840389383/249080237963113951/5863188803647249609 : 0D6FFE24E2D3439E
PRP: Verified
PRP without proof (not generated)
2016-07-28TJAOIF
Factor: 5863188803647249609 / TF: 62-63
2015-07-16TJAOIF
Factor: 249080237963113951 / TF: 57-58
2008-09-30markrF
Factor: 520996840389383
2008-09-07Will EdgingtonF
Factor: 467742654529
2008-09-07Will EdgingtonF
Factor: 20187259039