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
1732811Factored
FactorDigitsBitsDate
1120197002685159291856.6old
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)Ed Knapton687C471D9D5092760
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-30alpertron954D03ED94E40C741013
Verified2017-10-19Oliver Kruse954D03ED94E40C741147439113
History
DateUserTypeResult
2017-10-19Oliver KruseC-PRP
M1732811/112019700268515929 : 954D03ED94E40C74
PRP: Verified
PRP without proof (not generated)
2017-09-30alpertronC-PRP
M1732811/112019700268515929 : 954D03ED94E40C74
PRP: Verified
PRP without proof (not generated)
2016-03-16alpertronNF-PM1
B1=500000, B2=15000000, E=12