Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
500177Factored
FactorDigitsBitsDate
113840285211133.4old
8868418309131239.72008-07-21 09:20:33
68092511168892311652.62008-10-30 18:09:26
51620197547476128511372272.12015-05-29 10:15:51
367254820864403537339715532684.92020-08-02 01:49:50
ECM
DigitsB1Curves
2550000280 / 280
30250000241 / 640
Estimated T-Level: 26.9
TF below 2^84 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified (Factored)2017-09-27Oliver KruseF2A18041E12EEEEB1013
Verified (Factored)2017-10-18Oliver Kruse7AF5E115DF3DC415414194453
Verified (Factored)2017-10-19kkmrkkblmbrbk7AF5E115DF3DC415438462653
Verified2020-08-02ANONYMOUS7AF5E115DF3DC415547595153
History
DateUserTypeResult
2021-08-06gLaussNF-PM1
B1=10000000, B2=820000000
2021-08-01ViliamFNF-PM1
B1=10000000, B2=1110000000
2020-08-02ANONYMOUSC-PRP
M500177/11384028521/886841830913/6809251116889231/5162019754747612851137/36725482086440353733971553 : 7AF5E115DF3DC415
PRP: Verified
PRP without proof (small exponent)
2020-08-02nordiF-ECM
Factor: 36725482086440353733971553 / (ECM curve 41, B1=250000, B2=25000000, Sigma=5876472469764720)
2017-10-19kkmrkkblmbrbkC-PRP
M500177/11384028521/886841830913/6809251116889231/5162019754747612851137 : 7AF5E115DF3DC415
PRP: Verified
PRP without proof (small exponent)
2017-10-18Oliver KruseC-PRP
M500177/11384028521/886841830913/6809251116889231/5162019754747612851137 : 7AF5E115DF3DC415
PRP: Verified
PRP without proof (small exponent)
2017-09-27Oliver KruseC-PRP
M500177/11384028521/886841830913/6809251116889231/5162019754747612851137 : F2A18041E12EEEEB
PRP: Verified
PRP without proof (not generated)
2016-03-17alpertronNF-PM1
B1=1500000, B2=50000000, E=12
2015-05-29TJAOIF-ECM
Factor: 5162019754747612851137 / (ECM curve 35, B1=50000, B2=5000000)
2008-10-30GrunwalderGIMPF-PM1
Factor: 6809251116889231
2008-07-21J FeitsmaF
Factor: 886841830913