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
190763Factored
FactorDigitsBitsDate
381527618.5old
ECM
DigitsB1Curves
2550000280 / 280
30250000633 / 640
Estimated T-Level: 29.9
TF below 2^94 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-22Oliver Kruse60CD9DE34F8164ED1013
Verified2017-10-12kkmrkkblmbrbk60CD9DE34F8164ED12976013
Verified2020-04-17Oliver KruseB22F1ABCD9B2F8FF16750553
Verified2022-05-12Jorge CoveiroB22F1ABCD9B2F8FF16545753
Verified2023-08-24USAFSSB22F1ABCD9B2F8FF114682853
History
DateUserTypeResult
2023-08-24NoodlesCERT
PRP Certification
Proof certified good
2023-08-24USAFSSC-PRP
M190763/381527 : B22F1ABCD9B2F8FF
PRP proof power = 5
PRP: Verified
Proof certified good
2022-05-12Jorge CoveiroC-PRP
M190763/381527 : B22F1ABCD9B2F8FF
PRP proof power = 5
PRP: Verified
PRP proof never uploaded
2020-04-17Oliver KruseC-PRP
M190763/381527 : B22F1ABCD9B2F8FF
PRP: Verified
PRP without proof (small exponent)
2017-10-12kkmrkkblmbrbkC-PRP
M190763/381527 : 60CD9DE34F8164ED
PRP: Verified
PRP without proof (small exponent)
2017-09-22Oliver KruseC-PRP
M190763/381527 : 60CD9DE34F8164ED
PRP: Verified
PRP without proof (not generated)
2017-09-22Oliver KruseC-PRP
M190763/381527 : 60CD9DE34F8164ED
PRP without proof (not generated)
2017-01-10kkmrkkblmbrbkNF-PM1
B1=100000000, B2=2000000000, E=12