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
4817Factored
FactorDigitsBitsDate
11961642940085878924611798355762333106.6old
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000009201 / 9201
504400000016550 / 16550
5511000000015476 / 40830
Estimated T-Level: 51.9
TF below 2^167 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-21Oliver Kruse24BF859BE0275B131013
Verified2017-10-12kkmrkkblmbrbk24BF859BE0275B131425313
Verified2020-04-17Oliver Kruse4CE591FDB7F5AC6F156353
Verified2024-02-03Wentao Huang4CE591FDB7F5AC6F1131953
History
DateUserTypeResult
2024-02-03Wentao HuangC-PRP
M4817/119616429400858789246117983557623 : 4CE591FDB7F5AC6F
PRP: Verified
PRP without proof (small exponent)
2023-05-30-Anonymous-NF-PM1
B1=66000000000, B2=662102605034570700
2021-07-09ViliamFNF-PM1
B1=1000000000, B2=201000000000
2020-04-17Oliver KruseC-PRP
M4817/119616429400858789246117983557623 : 4CE591FDB7F5AC6F
PRP: Verified
PRP without proof (small exponent)
2017-10-12kkmrkkblmbrbkC-PRP
M4817/119616429400858789246117983557623 : 24BF859BE0275B13
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M4817/119616429400858789246117983557623 : 24BF859BE0275B13
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M4817/119616429400858789246117983557623 : 24BF859BE0275B13
PRP without proof (not generated)