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

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Exponent Range:










MnStatusDetails
14593Composite, with 5 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
87559516.4old
933953619.82008-08-26 19:58:43
30122286891031.52008-08-26 19:58:43
42114230571032.02008-08-26 19:58:43
633691101771135.92008-08-26 19:58:43
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000001268 / 9201
Estimated T-Level: 40.7
TF below 2^130 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-21Oliver Kruse360900243CB7C86F5013
Verified2017-10-02kkmrkkblmbrbk360900243CB7C86F5013
Verified2017-12-07ATH360900243CB7C86F5258213
Verified2020-04-17Oliver Kruse928EF90285352505599853
Verified2024-07-01kkmrkkblmbrbk928EF902853525055353653
History
DateUserTypeResult
2024-07-01kkmrkkblmbrbkC-PRP
M14593/3012228689/4211423057/63369110177/87559/933953 : 928EF90285352505
PRP: Verified
PRP without proof (small exponent)
2024-03-07-Anonymous-NF-PM1
B1=100000000000, B2=122154521813133810
2023-05-25JacobZNF-PM1
B1=7500000000, B2=29520458628010350
2021-08-27Seth_TrNF-PM1
B1=400000000
2021-08-01ViliamFNF-PM1
B1=250000000, B2=42750000000
2020-04-17Oliver KruseC-PRP
M14593/87559/933953/3012228689/4211423057/63369110177 : 928EF90285352505
PRP: Verified
PRP without proof (small exponent)
2017-12-07ATHC-PRP
M14593/87559/933953/3012228689/4211423057/63369110177 : 360900243CB7C86F
PRP: Verified
PRP without proof (small exponent)
2017-10-02kkmrkkblmbrbkC-PRP
M14593/87559/933953/3012228689/4211423057/63369110177 : 360900243CB7C86F
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M14593/87559/933953/3012228689/4211423057/63369110177 : 360900243CB7C86F
PRP without proof (not generated)
2008-08-26-Anonymous-F
Factor: 63369110177
2008-08-26-Anonymous-F
Factor: 4211423057
2008-08-26-Anonymous-F
Factor: 3012228689
2008-08-26-Anonymous-F
Factor: 933953