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
4519Factored
FactorDigitsBitsDate
65373661611032.6old
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000009201 / 9201
504400000016550 / 16550
5511000000016295 / 40830
Estimated T-Level: 52.0
TF below 2^168 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-21Oliver Kruse4D650BE6A1784F501013
Verified2017-10-12kkmrkkblmbrbk4D650BE6A1784F50141313
Verified2020-04-17Oliver Kruse855B3332389158EA1312453
Verified2024-02-03Wentao Huang855B3332389158EA117253
History
DateUserTypeResult
2024-02-03Wentao HuangC-PRP
M4519/6537366161 : 855B3332389158EA
PRP: Verified
PRP without proof (small exponent)
2023-05-24-Anonymous-NF-PM1
B1=71000000000, B2=711884755657775700
2021-07-07ViliamFNF-PM1
B1=1000000000, B2=201000000000
2020-04-17Oliver KruseC-PRP
M4519/6537366161 : 855B3332389158EA
PRP: Verified
PRP without proof (small exponent)
2017-10-12kkmrkkblmbrbkC-PRP
M4519/6537366161 : 4D650BE6A1784F50
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M4519/6537366161 : 4D650BE6A1784F50
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M4519/6537366161 : 4D650BE6A1784F50
PRP without proof (not generated)