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
33317Factored
FactorDigitsBitsDate
33837895969191341.6old
84901590492471342.92008-08-26 19:59:30
568464892876327248655537128912320848555011787687349162.02022-09-05 21:18:23
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000001182 / 4588
Estimated T-Level: 36.3 ⓘ
TF below 2^116 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified (Factored)2017-09-21Oliver KruseF530A8754C432E042013
Verified (Factored)2017-10-12kkmrkkblmbrbkF530A8754C432E042159813
Verified (Factored)2020-04-17Oliver KruseB9030A1AA490334A2319953
Verified2022-09-05nordiB9030A1AA490334A3113553
P-1 factors
DateFactorB1B2
2022-09-0556846489287632724865553712891232084855501178768732000000000617056381111170
History
DateUserTypeResult
2022-09-05nordiC-PRP
M33317/3383789596919/8490159049247/5684648928763272486555371289123208485550117876873 : B9030A1AA490334A
PRP: Verified
PRP without proof (small exponent)
2022-09-05nordiF-PM1
Factor: 5684648928763272486555371289123208485550117876873 / (P-1, B1=2000000000, B2=617056381111170)
2022-07-23nordiNF-PM1
B1=2000000000
2021-06-28ATHNF-PP1
Start=2/7, B1=100000000, B2=10000000000
2020-04-17Oliver KruseC-PRP
M33317/3383789596919/8490159049247 : B9030A1AA490334A
PRP: Verified
PRP without proof (small exponent)
2017-10-12kkmrkkblmbrbkC-PRP
M33317/3383789596919/8490159049247 : F530A8754C432E04
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M33317/3383789596919/8490159049247 : F530A8754C432E04
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M33317/3383789596919/8490159049247 : F530A8754C432E04
PRP without proof (not generated)
2016-10-16kkmrkkblmbrbkNF-PM1
B1=200000000, B2=5000000000, E=12
2008-08-26-Anonymous-F
Factor: 8490159049247