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
13709Factored
FactorDigitsBitsDate
212736263927.7old
11219445611030.12008-08-26 19:58:41
15528242426171340.52008-08-26 19:58:41
55080304629317487707512272.22008-08-26 19:58:41
259822706874848880949393912684.42008-08-29 02:24:33
111820132201877576086278313272993.22009-07-29 09:30:40
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000001775 / 9201
Estimated T-Level: 41.0
TF below 2^131 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-21Oliver Kruse5725FAF2D51613416013
Verified2017-10-02kkmrkkblmbrbk5725FAF2D51613416013
Verified2017-12-07ATH5725FAF2D5161341699013
Unverified2020-04-17Oliver KruseBF3AB3C4FEFB2E__6679953
History
DateUserTypeResult
2024-01-29-Anonymous-NF-PM1
B1=100000000000, B2=122154521813133810
2023-05-20JacobZNF-PM1
B1=8000000000, B2=35524619698317750
2022-03-04Ethan O'ConnorNF-PM1
B1=1000000000, B2=248016220902450
2021-08-27Seth_TrNF-PM1
B1=400000000
2020-04-17Oliver KruseC-PRP
M13709/212736263/1121944561/1552824242617/5508030462931748770751/25982270687484888094939391/11182013220187757608627831327 : BF3AB3C4FEFB2E__
PRP without proof (small exponent)
2017-12-07ATHC-PRP
M13709/212736263/1121944561/1552824242617/5508030462931748770751/25982270687484888094939391/11182013220187757608627831327 : 5725FAF2D5161341
PRP without proof (small exponent)
2017-10-02kkmrkkblmbrbkC-PRP
M13709/212736263/1121944561/1552824242617/5508030462931748770751/25982270687484888094939391/11182013220187757608627831327 : 5725FAF2D5161341
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M13709/212736263/1121944561/1552824242617/5508030462931748770751/25982270687484888094939391/11182013220187757608627831327 : 5725FAF2D5161341
PRP without proof (not generated)
2009-07-29Rob_DeeF-ECM
Factor: 11182013220187757608627831327
2008-08-29-Anonymous-F-ECM
Factor: 25982270687484888094939391
2008-08-26-Anonymous-F-ECM
Factor: 5508030462931748770751
2008-08-26-Anonymous-F
Factor: 1552824242617
2008-08-26-Anonymous-F
Factor: 1121944561