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

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
3499Factored
FactorDigitsBitsDate
3582977721.8old
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000009201 / 9201
504400000016550 / 16550
5511000000014600 / 40830
Estimated T-Level: 51.8
TF below 2^167 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-21Oliver Kruse3192083DA207F0271013
Verified2017-10-12kkmrkkblmbrbk3192083DA207F0271283413
Verified2020-04-17Oliver KruseA663BB0EFE145802169153
Verified2024-02-03Wentao HuangA663BB0EFE1458021164353
History
DateUserTypeResult
2024-02-03Wentao HuangC-PRP
M3499/3582977 : A663BB0EFE145802
PRP: Verified
PRP without proof (small exponent)
2022-05-29mikrNF-PM1
B1=100000000000, B2=262181549180350800
2021-09-05Jinyuan WangNF-PM1
B1=1300000000, B2=13000000000, E=12
2020-04-17Oliver KruseC-PRP
M3499/3582977 : A663BB0EFE145802
PRP: Verified
PRP without proof (small exponent)
2017-10-12kkmrkkblmbrbkC-PRP
M3499/3582977 : 3192083DA207F027
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M3499/3582977 : 3192083DA207F027
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M3499/3582977 : 3192083DA207F027
PRP without proof (not generated)