Marin Mersenne 2^P-1
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Finding World Record Primes Since 1996

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MnStatusDetails
194681Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
360300020331135.1old
ECM
DigitsB1Curves
2550000280 / 280
30250000634 / 640
Estimated T-Level: 30.0
TF below 2^95 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-22Oliver Kruse433D28F0447883E41013
Verified2017-10-12kkmrkkblmbrbk433D28F0447883E4113498413
Verified2020-04-17Oliver Kruse5F3ED7F52AAC4101114421653
Verified2023-08-24USAFSS5F3ED7F52AAC410113353053
History
DateUserTypeResult
2023-08-24curtiscCERT
PRP Certification
Proof certified good
2023-08-24USAFSSC-PRP
M194681/36030002033 : 5F3ED7F52AAC4101
PRP proof power = 5
PRP: Verified
Proof certified good
2020-04-17Oliver KruseC-PRP
M194681/36030002033 : 5F3ED7F52AAC4101
PRP: Verified
PRP without proof (small exponent)
2017-10-12kkmrkkblmbrbkC-PRP
M194681/36030002033 : 433D28F0447883E4
PRP: Verified
PRP without proof (small exponent)
2017-09-22Oliver KruseC-PRP
M194681/36030002033 : 433D28F0447883E4
PRP: Verified
PRP without proof (not generated)
2017-09-22Oliver KruseC-PRP
M194681/36030002033 : 433D28F0447883E4
PRP without proof (not generated)
2017-09-02kkmrkkblmbrbkNF-PM1
B1=100000000, B2=2000000000, E=12