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
100493Factored
FactorDigitsBitsDate
2411833721.2old
7235497722.82008-07-26 09:16:54
911803150969031446.42008-07-26 09:16:54
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
351000000274 / 1566
Estimated T-Level: 30.9
TF below 2^98 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-21Oliver KruseD6867AA3A52888453013
Verified2017-09-22Oliver KruseD6867AA3A52888453013
Verified2017-11-06kkmrkkblmbrbkD6867AA3A528884533477013
Verified2020-04-17Oliver Kruse59196DF0ABE4369E38369853
Verified2022-04-15LordJulius59196DF0ABE4369E35465153
History
DateUserTypeResult
2022-10-22LordJuliusNF
no factor from 2^66 to 2^67
2022-10-22LordJuliusNF
no factor from 2^65 to 2^66
2022-10-22LordJuliusNF
no factor from 2^64 to 2^65
2022-10-13LordJuliusNF
no factor from 2^63 to 2^64
2022-10-13LordJuliusNF
no factor from 2^62 to 2^63
2022-04-15LordJuliusC-PRP
M100493/2411833/7235497/91180315096903 : 59196DF0ABE4369E
PRP: Verified
PRP without proof (small exponent)
2022-04-13LordJuliusNF
no factor from 2^61 to 2^62
2022-04-13LordJuliusNF
no factor from 2^60 to 2^61
2022-04-13LordJuliusNF
no factor from 2^59 to 2^60
2022-04-13LordJuliusNF
no factor from 2^58 to 2^59
2022-04-13LordJuliusNF
no factor from 2^57 to 2^58
2021-12-17Seth_TrNF-PM1
B1=1000000000, B2=6746801631570
2020-04-17Oliver KruseC-PRP
M100493/2411833/7235497/91180315096903 : 59196DF0ABE4369E
PRP: Verified
PRP without proof (small exponent)
2018-11-01J.R. AllenNF
no factor from 2^59 to 2^60
2018-11-01J.R. AllenNF
no factor from 2^58 to 2^59
2018-11-01J.R. AllenNF
no factor from 2^57 to 2^58
2018-10-25J.R. AllenNF
no factor from 2^52 to 2^57
2017-11-06kkmrkkblmbrbkC-PRP
M100493/2411833/7235497/91180315096903 : D6867AA3A5288845
PRP: Verified
PRP without proof (small exponent)
2017-09-22Oliver KruseC-PRP
M100493/2411833/7235497/91180315096903 : D6867AA3A5288845
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M100493/2411833/7235497/91180315096903 : D6867AA3A5288845
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M100493/2411833/7235497/91180315096903 : D6867AA3A5288845
PRP without proof (not generated)
2016-10-31kkmrkkblmbrbkNF-PM1
B1=100000000, B2=2000000000, E=12
2008-07-26J FeitsmaF
Factor: 91180315096903
2008-07-26J FeitsmaF
Factor: 7235497