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
1710937Factored
FactorDigitsBitsDate
68253114330098567691962.62008-06-28 11:24:59
ECM
DigitsB1Curves
2550000280 / 280
30250000135 / 640
Estimated T-Level: 26.1
TF below 2^82 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShift
Verified (Factored)Markus WernerDE3667C2DF64AC260
Verified (Factored)1999-03-15Richard RoehlDE3667C2DF64AC26335474
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-30alpertron01EFE0308379E8B31013
Verified2017-10-18Oliver Kruse01EFE0308379E8B31150745813
History
DateUserTypeResult
2017-10-18Oliver KruseC-PRP
M1710937/6825311433009856769 : 01EFE0308379E8B3
PRP: Verified
PRP without proof (not generated)
2017-09-30alpertronC-PRP
M1710937/6825311433009856769 : 01EFE0308379E8B3
PRP: Verified
PRP without proof (not generated)
2016-03-16alpertronNF-PM1
B1=500000, B2=15000000, E=12
2008-06-28Team_BunduF-ECM
Factor: 6825311433009856769