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

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Exponent Range:










MnStatusDetails
14341Composite, with 3 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
152407537408978126392063.72008-08-29 02:24:34
9907869336824382718492169.7old
258919769449641454399702830852118334111.02010-01-01 02:09:39
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000002241 / 9201
Estimated T-Level: 41.2
TF below 2^132 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-21Oliver Kruse708F02A44E0F50F83013
Verified2017-10-02kkmrkkblmbrbk708F02A44E0F50F83013
Verified2017-12-07ATH708F02A44E0F50F83683113
Verified2020-04-17Oliver Kruse722E79FA89A6FB893741853
Verified2024-07-01kkmrkkblmbrbk722E79FA89A6FB8931018853
History
DateUserTypeResult
2024-07-01kkmrkkblmbrbkC-PRP
M14341/15240753740897812639/2589197694496414543997028308521183/990786933682438271849 : 722E79FA89A6FB89
PRP: Verified
PRP without proof (small exponent)
2023-11-30-Anonymous-NF-PM1
B1=100000000000, B2=122815096988293710
2023-05-24JacobZNF-PM1
B1=7600000000, B2=30020805351537000
2022-01-24Ethan O'ConnorNF-PM1
B1=1000000000, B2=3088390743498060
2020-04-17Oliver KruseC-PRP
M14341/15240753740897812639/990786933682438271849/2589197694496414543997028308521183 : 722E79FA89A6FB89
PRP: Verified
PRP without proof (small exponent)
2017-12-07ATHC-PRP
M14341/15240753740897812639/990786933682438271849/2589197694496414543997028308521183 : 708F02A44E0F50F8
PRP: Verified
PRP without proof (small exponent)
2017-10-02kkmrkkblmbrbkC-PRP
M14341/15240753740897812639/990786933682438271849/2589197694496414543997028308521183 : 708F02A44E0F50F8
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M14341/known_factors : 708F02A44E0F50F8
PRP without proof (not generated)
2010-01-01Never Odd Or EvenF-ECM
Factor: 2589197694496414543997028308521183
2008-08-29-Anonymous-F-ECM
Factor: 15240753740897812639