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
1030357Factored
FactorDigitsBitsDate
41214281825.3old
16877247671030.72008-07-16 09:30:23
ECM
DigitsB1Curves
2550000280 / 280
30250000111 / 640
Estimated T-Level: 25.9 ⓘ
TF below 2^81 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2017-09-28Oliver Kruse37175CF205E2AC922013
Verified2017-10-18kkmrkkblmbrbk37175CF205E2AC9225496413
History
DateUserTypeResult
2021-07-21ViliamFNF-PM1
B1=10000000, B2=1000000000
2021-07-04Dylan DelgadoNF-PP1
Start=2/7, B1=3000000, B2=243000000
2017-10-18kkmrkkblmbrbkC-PRP
M1030357/41214281/1687724767 : 37175CF205E2AC92
PRP: Verified
PRP without proof (not generated)
2017-09-28Oliver KruseC-PRP
M1030357/41214281/1687724767 : 37175CF205E2AC92
PRP: Verified
PRP without proof (not generated)
2016-03-17alpertronNF-PM1
B1=300000, B2=10000000, E=12
2008-07-16J FeitsmaF
Factor: 1687724767