Marin Mersenne 2^P-1
Username
Password
Forgot password?
White
Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
185323Factored
FactorDigitsBitsDate
297516545807819441592064.72007-09-25 12:15:53
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
351000000202 / 1566
Estimated T-Level: 30.6 ⓘ
TF below 2^97 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2017-09-22Oliver Kruse3E3A4DAC13287E9D1013
Verified2017-10-12kkmrkkblmbrbk3E3A4DAC13287E9D17278013
Verified2020-04-17Oliver Kruse6AD9E9DDC403976111854253
Verified2023-08-24USAFSS6AD9E9DDC403976118069153
History
DateUserTypeResult
2023-08-24Ryan PropperCERT
PRP Certification
Proof certified good
2023-08-24USAFSSC-PRP
M185323/29751654580781944159 : 6AD9E9DDC4039761
PRP proof power = 5
PRP: Verified
Proof certified good
2022-03-07LordJuliusNF
no factor from 2^54 to 2^55
2020-04-17Oliver KruseC-PRP
M185323/29751654580781944159 : 6AD9E9DDC4039761
PRP: Verified
PRP without proof (small exponent)
2017-10-12kkmrkkblmbrbkC-PRP
M185323/29751654580781944159 : 3E3A4DAC13287E9D
PRP: Verified
PRP without proof (small exponent)
2017-09-22Oliver KruseC-PRP
M185323/29751654580781944159 : 3E3A4DAC13287E9D
PRP: Verified
PRP without proof (not generated)
2017-09-22Oliver KruseC-PRP
M185323/29751654580781944159 : 3E3A4DAC13287E9D
PRP without proof (not generated)
2017-05-26kkmrkkblmbrbkNF-PM1
B1=100000000, B2=2000000000, E=12
2007-09-25Chad DavisF-ECM
Factor: 29751654580781944159