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

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
267017Factored
FactorDigitsBitsDate
1602103720.6old
20416119831030.92008-07-21 09:15:24
4691902667816471548.72014-04-11 11:44:40
ECM
DigitsB1Curves
2550000280 / 280
30250000432 / 640
Estimated T-Level: 28.4
TF below 2^89 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-22Oliver Kruse8DB36F20753BFD273013
Verified2017-10-12Oliver Kruse8DB36F20753BFD27324478813
Verified2017-11-06kkmrkkblmbrbk8DB36F20753BFD27321511713
Unverified (Reliable)2020-04-17Oliver Kruse791680388C09E4__39553953
History
DateUserTypeResult
2021-06-30George WoltmanNF-PP1
Start=2/7, B1=10000000, B2=830000000
2021-06-30George WoltmanNF-PM1
B1=20000000, B2=1820000000
2020-04-17Oliver KruseC-PRP
M267017/1602103/2041611983/469190266781647 : 791680388C09E4__
PRP: Unverified (Reliable)
PRP without proof (small exponent)
2017-11-06kkmrkkblmbrbkC-PRP
M267017/1602103/2041611983/469190266781647 : 8DB36F20753BFD27
PRP: Unverified (Reliable)
PRP without proof (small exponent)
2017-10-12Oliver KruseC-PRP
M267017/1602103/2041611983/469190266781647 : 8DB36F20753BFD27
PRP: Unverified (Reliable)
PRP without proof (small exponent)
2017-09-22Oliver KruseC-PRP
M267017/1602103/2041611983/469190266781647 : 8DB36F20753BFD27
PRP: Unverified (Reliable)
PRP without proof (not generated)
2017-09-22Oliver KruseC-PRP
M267017/1602103/2041611983/469190266781647 : 8DB36F20753BFD27
PRP without proof (not generated)
2014-04-11TJAOIF
Factor: 469190266781647
2008-07-21J FeitsmaF
Factor: 2041611983