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

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MnStatusDetails
600367Factored
FactorDigitsBitsDate
24014681824.5old
11863256686906257459923167932889.92020-08-04 08:18:16
ECM
DigitsB1Curves
2550000280 / 280
30250000210 / 640
Estimated T-Level: 26.6
TF below 2^83 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified (Factored)2017-09-27Oliver Kruse2B1EFC4E443DDA761013
Verified (Factored)2017-09-28Oliver Kruse2B1EFC4E443DDA761013
Verified (Factored)2017-11-09kkmrkkblmbrbk2B1EFC4E443DDA76141472113
Verified (Factored)2020-04-19Oliver KruseA5DDCC227A540279128187753
Verified2020-08-04M MillerA5DDCC227A540279227201753
Verified2020-08-04atrenchA5DDCC227A540279239135053
History
DateUserTypeResult
2022-12-07USAFSSNF-PM1
B1=2000000, B2=6396029640
2020-08-04atrenchC-PRP
M600367/24014681/1186325668690625745992316793 : A5DDCC227A540279
PRP: Verified
PRP without proof (small exponent)
2020-08-04M MillerC-PRP
M600367/24014681/1186325668690625745992316793 : A5DDCC227A540279
PRP: Verified
PRP without proof (small exponent)
2020-08-04nordiF-ECM
Factor: 1186325668690625745992316793 / (ECM curve 27, B1=250000, B2=25000000, Sigma=548968575416830)
2020-04-19Oliver KruseC-PRP
M600367/24014681 : A5DDCC227A540279
PRP: Verified
PRP without proof (small exponent)
2017-11-09kkmrkkblmbrbkC-PRP
M600367/24014681 : 2B1EFC4E443DDA76
PRP: Verified
PRP without proof (small exponent)
2017-09-28Oliver KruseC-PRP
M600367/24014681 : 2B1EFC4E443DDA76
PRP: Verified
PRP without proof (not generated)
2017-09-27Oliver KruseC-PRP
M600367/24014681 : 2B1EFC4E443DDA76
PRP: Verified
PRP without proof (not generated)
2016-03-17alpertronNF-PM1
B1=1000000, B2=30000000, E=12