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
1791043Factored
FactorDigitsBitsDate
184454628878072829912064.02009-07-09 08:48:53
ECM
DigitsB1Curves
2550000280 / 280
30250000107 / 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)Henrik JohanssonAE5AE01F75D739EB0
Verified (Factored)1999-01-02C. Cooper / S. BooneAE5AE01F75D739EB660573
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2017-10-03Oliver KruseDAD862166618A49A1013
Verified2017-11-05kkmrkkblmbrbkDAD862166618A49A1145735113
History
DateUserTypeResult
2017-11-05kkmrkkblmbrbkC-PRP
M1791043/18445462887807282991 : DAD862166618A49A
PRP: Verified
PRP without proof (not generated)
2017-10-03Oliver KruseC-PRP
M1791043/18445462887807282991 : DAD862166618A49A
PRP: Verified
PRP without proof (not generated)
2016-03-16alpertronNF-PM1
B1=500000, B2=15000000, E=12
2009-07-09SubPrimeF-ECM
Factor: 18445462887807282991