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

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
12041Factored
FactorDigitsBitsDate
1806151720.8old
3760296268059931003104499906073098.22009-07-30 22:58:16
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000002963 / 9201
Estimated T-Level: 41.6 ⓘ
TF below 2^133 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2017-09-21Oliver KruseDD891996B444DF832013
Verified2017-10-12kkmrkkblmbrbkDD891996B444DF832538113
Verified2020-04-17Oliver Kruse3F6B825B3110F57E2514453
Verified2023-05-19-Anonymous-3F6B825B3110F57E2874953
History
DateUserTypeResult
2023-05-19-Anonymous-C-PRP
M12041/1806151/376029626805993100310449990607 : 3F6B825B3110F57E
PRP: Verified
PRP without proof (small exponent)
2023-04-06-Anonymous-NF-PM1
B1=100000000000, B2=122192573512709700
2020-04-17Oliver KruseC-PRP
M12041/1806151/376029626805993100310449990607 : 3F6B825B3110F57E
PRP: Verified
PRP without proof (small exponent)
2017-10-12kkmrkkblmbrbkC-PRP
M12041/1806151/376029626805993100310449990607 : DD891996B444DF83
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M12041/1806151/376029626805993100310449990607 : DD891996B444DF83
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M12041/1806151/376029626805993100310449990607 : DD891996B444DF83
PRP without proof (not generated)
2016-09-08kkmrkkblmbrbkNF-PM1
B1=100000000, B2=10000000000, E=12
2009-07-30Matthias WurtingerF-ECM
Factor: 376029626805993100310449990607