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
6791Composite, with 2 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
2482074396870891547.8old
36930099833507522231961.7old
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000005465 / 9201
Estimated T-Level: 43.0
TF below 2^138 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-21Oliver Kruse3B7AE6888E457D4B2013
Verified2017-10-12kkmrkkblmbrbk3B7AE6888E457D4B2472113
Verified2020-04-17Oliver Kruse9755D877DA0F0D3E2144153
Verified2024-02-03Wentao Huang9755D877DA0F0D3E2494453
History
DateUserTypeResult
2024-02-03Wentao HuangC-PRP
M6791/248207439687089/3693009983350752223 : 9755D877DA0F0D3E
PRP: Verified
PRP without proof (small exponent)
2023-08-14-Anonymous-NF-PM1
B1=36000000000, B2=144600212653396500
2021-12-14Lisander ViaeneNF-PM1
B1=1000000, B2=21661893953700
2020-04-17Oliver KruseC-PRP
M6791/248207439687089/3693009983350752223 : 9755D877DA0F0D3E
PRP: Verified
PRP without proof (small exponent)
2017-10-12kkmrkkblmbrbkC-PRP
M6791/248207439687089/3693009983350752223 : 3B7AE6888E457D4B
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M6791/248207439687089/3693009983350752223 : 3B7AE6888E457D4B
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M6791/248207439687089/3693009983350752223 : 3B7AE6888E457D4B
PRP without proof (not generated)