Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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Exponent Range:










MnStatusDetails
14843Composite, with 3 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
474977618.9old
40303010334352491651.82008-08-26 19:58:44
7361502140219361771859.42008-08-26 19:58:44
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000001329 / 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 Kruse0F5AF864B44B9BAB3013
Verified2017-10-02kkmrkkblmbrbk0F5AF864B44B9BAB3013
Verified2017-12-07ATH0F5AF864B44B9BAB3644313
Verified2020-04-17Oliver KruseA36ED1BA3E5BA8AA31078653
Verified2024-07-01kkmrkkblmbrbkA36ED1BA3E5BA8AA31427953
P-1 factors
DateFactorB1B2
2022-03-18474977100000000100000000
History
DateUserTypeResult
2024-07-01kkmrkkblmbrbkC-PRP
M14843/4030301033435249/474977/736150214021936177 : A36ED1BA3E5BA8AA
PRP: Verified
PRP without proof (small exponent)
2024-03-07-Anonymous-NF-PM1
B1=100000000000, B2=122154521813133810
2022-03-19Ethan O'ConnorNF-PM1
B1=10000000000, B2=32998267132600770
2022-03-18onlinegameF-PM1
Factor: 1409212571099418091730475658444537304321 / (P-1, B1=100000000)
2022-02-06Lisander ViaeneNF-PM1
B1=50000
2020-04-17Oliver KruseC-PRP
M14843/474977/4030301033435249/736150214021936177 : A36ED1BA3E5BA8AA
PRP: Verified
PRP without proof (small exponent)
2017-12-07ATHC-PRP
M14843/474977/4030301033435249/736150214021936177 : 0F5AF864B44B9BAB
PRP: Verified
PRP without proof (small exponent)
2017-10-02kkmrkkblmbrbkC-PRP
M14843/474977/4030301033435249/736150214021936177 : 0F5AF864B44B9BAB
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M14843/474977/4030301033435249/736150214021936177 : 0F5AF864B44B9BAB
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M14843/474977/4030301033435249/736150214021936177 : 0F5AF864B44B9BAB
PRP without proof (not generated)
2008-08-26-Anonymous-F-ECM
Factor: 736150214021936177
2008-08-26-Anonymous-F-PM1
Factor: 4030301033435249