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
134609Composite, with 2 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
1151253595096811546.7old
1240003244474231546.82008-07-26 12:49:01
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
351000000200 / 1566
Estimated T-Level: 30.6
TF below 2^97 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-22Oliver Kruse553F154084BD942F2013
Verified2017-10-13kkmrkkblmbrbk553F154084BD942F2746413
Verified2020-04-17Oliver KruseDBAB053846800EE3210421953
Verified2024-02-03Wentao HuangDBAB053846800EE3210771553
History
DateUserTypeResult
2024-02-03Naegi MakotoCERT
PRP Certification
Proof certified good
2024-02-03Wentao HuangC-PRP
M134609/115125359509681/124000324447423 : DBAB053846800EE3
PRP proof power = 5
PRP: Verified
Proof certified good
2020-04-17Oliver KruseC-PRP
M134609/115125359509681/124000324447423 : DBAB053846800EE3
PRP: Verified
PRP without proof (small exponent)
2017-10-13kkmrkkblmbrbkC-PRP
M134609/115125359509681/124000324447423 : 553F154084BD942F
PRP: Verified
PRP without proof (not generated)
2017-09-22Oliver KruseC-PRP
M134609/115125359509681/124000324447423 : 553F154084BD942F
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M134609/115125359509681/124000324447423 : 553F154084BD942F
PRP without proof (not generated)
2017-04-15kkmrkkblmbrbkNF-PM1
B1=100000000, B2=2000000000, E=12
2008-07-26J FeitsmaF
Factor: 124000324447423