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

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Exponent Range:










MnStatusDetails
260411Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
4630149245771238.8old
ECM
DigitsB1Curves
2550000280 / 280
30250000606 / 640
Estimated T-Level: 29.7
TF below 2^94 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-22Oliver Kruse0CB408E177F65B3C1013
Verified2017-10-12kkmrkkblmbrbk0CB408E177F65B3C110220413
Verified2020-04-17Oliver Kruse3C2EA274AC00215E15791553
Verified2024-07-28kkmrkkblmbrbk3C2EA274AC00215E15382453
History
DateUserTypeResult
2024-07-28Jacques MOLNECERT
PRP Certification
Proof certified good
2024-07-28kkmrkkblmbrbkC-PRP
M260411/463014924577 : 3C2EA274AC00215E
PRP proof power = 5
PRP: Verified
Proof certified good
2022-05-02Oliver KruseNF-PM1
B1=30000000, B2=10035812696910
2021-09-16Oliver KruseNF-PM1
B1=30000000, B2=3000000000, E=24
2020-04-17Oliver KruseC-PRP
M260411/463014924577 : 3C2EA274AC00215E
PRP: Verified
PRP without proof (small exponent)
2020-04-06Daniil TsarkovF-ECM
Factor: 463014924577 / (ECM curve 1, B1=250000, B2=25000000)
2017-10-12kkmrkkblmbrbkC-PRP
M260411/463014924577 : 0CB408E177F65B3C
PRP: Verified
PRP without proof (small exponent)
2017-09-22Oliver KruseC-PRP
M260411/463014924577 : 0CB408E177F65B3C
PRP: Verified
PRP without proof (not generated)
2017-09-22Oliver KruseC-PRP
M260411/463014924577 : 0CB408E177F65B3C
PRP without proof (not generated)