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
1459681Factored
FactorDigitsBitsDate
146633216046180414012063.72009-09-30 05:14:55
ECM
DigitsB1Curves
2550000280 / 280
30250000105 / 640
Estimated T-Level: 25.8 ⓘ
TF below 2^81 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShift
Verified (Factored)Scott KurowskiF42D8B93E006A6A50
Verified (Factored)Larry CassonF42D8B93E006A6A50
Verified (Factored)Simon BurgeF42D8B93E006A6A50
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2017-10-01Oliver Kruse43A79CC1E49FE70E1013
Verified2017-10-27kkmrkkblmbrbk43A79CC1E49FE70E178919913
History
DateUserTypeResult
2017-10-27kkmrkkblmbrbkC-PRP
M1459681/14663321604618041401 : 43A79CC1E49FE70E
PRP: Verified
PRP without proof (not generated)
2017-10-01Oliver KruseC-PRP
M1459681/14663321604618041401 : 43A79CC1E49FE70E
PRP: Verified
PRP without proof (not generated)
2016-03-17alpertronNF-PM1
B1=500000, B2=15000000, E=12
2009-09-30JimBaF-ECM
Factor: 14663321604618041401