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

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
100537Factored
FactorDigitsBitsDate
65244491531032.6old
89108844481070403154797132582.92014-05-22 14:26:21
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 KruseF00C78E97967977A2013
Verified2017-09-22Oliver KruseF00C78E97967977A2013
Verified2017-11-06kkmrkkblmbrbkF00C78E97967977A24156113
Verified2020-04-17Oliver Kruse4F1C12FBDEBD0F7925540653
Verified2022-04-15LordJulius4F1C12FBDEBD0F7929762053
History
DateUserTypeResult
2022-10-23LordJuliusNF
no factor from 2^66 to 2^67
2022-10-23LordJuliusNF
no factor from 2^65 to 2^66
2022-10-23LordJuliusNF
no factor from 2^64 to 2^65
2022-10-23LordJuliusNF
no factor from 2^63 to 2^64
2022-10-23LordJuliusNF
no factor from 2^62 to 2^63
2022-04-15LordJuliusC-PRP
M100537/6524449153/8910884448107040315479713 : 4F1C12FBDEBD0F79
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=6550372728900
2020-04-17Oliver KruseC-PRP
M100537/6524449153/8910884448107040315479713 : 4F1C12FBDEBD0F79
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
M100537/6524449153/8910884448107040315479713 : F00C78E97967977A
PRP: Verified
PRP without proof (small exponent)
2017-09-22Oliver KruseC-PRP
M100537/6524449153/8910884448107040315479713 : F00C78E97967977A
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M100537/6524449153/8910884448107040315479713 : F00C78E97967977A
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M100537/6524449153/8910884448107040315479713 : F00C78E97967977A
PRP without proof (not generated)
2016-10-31kkmrkkblmbrbkNF-PM1
B1=100000000, B2=2000000000, E=12
2014-05-22TJAOIF-ECM
Factor: 8910884448107040315479713