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
1822517Factored
FactorDigitsBitsDate
142156327927.1old
35867134571031.72008-07-15 07:47:03
ECM
DigitsB1Curves
2550000280 / 280
30250000106 / 640
Estimated T-Level: 25.8
TF below 2^81 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-10-03Oliver KruseD53E32BD9C09933E2013
Verified2017-11-11kkmrkkblmbrbkD53E32BD9C09933E250851113
History
DateUserTypeResult
2017-11-11kkmrkkblmbrbkC-PRP
M1822517/142156327/3586713457 : D53E32BD9C09933E
PRP: Verified
PRP without proof (not generated)
2017-10-03Oliver KruseC-PRP
M1822517/142156327/3586713457 : D53E32BD9C09933E
PRP: Verified
PRP without proof (not generated)
2016-03-16alpertronNF-PM1
B1=500000, B2=15000000, E=12
2008-07-15J FeitsmaF
Factor: 3586713457