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
365779Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
53286873966739031652.2old
ECM
DigitsB1Curves
2550000280 / 280
30250000374 / 640
Estimated T-Level: 27.9
TF below 2^88 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-23Oliver KruseBB49EDBB6CCA6F971013
Verified2017-09-24Oliver KruseBB49EDBB6CCA6F971013
Verified2017-11-07kkmrkkblmbrbkBB49EDBB6CCA6F97135821313
Verified2020-04-18Oliver Kruse5DB74529F04D5C42116048753
Verified2024-09-24kkmrkkblmbrbk5DB74529F04D5C42122121153
History
DateUserTypeResult
2024-09-24CatalystCERT
PRP Certification
Proof certified good
2024-09-24kkmrkkblmbrbkC-PRP
M365779/5328687396673903 : 5DB74529F04D5C42
PRP proof power = 5
PRP: Verified
Proof certified good
2024-05-29yuriy_5-1NF-PM1
B1=7000000, B2=213111348450
2024-02-16Denial140NF-PM1
B1=1000000, B2=8403510570
2022-02-06Lisander ViaeneNF-PM1
B1=50000
2020-04-18Oliver KruseC-PRP
M365779/5328687396673903 : 5DB74529F04D5C42
PRP: Verified
PRP without proof (small exponent)
2017-11-07kkmrkkblmbrbkC-PRP
M365779/5328687396673903 : BB49EDBB6CCA6F97
PRP: Verified
PRP without proof (small exponent)
2017-09-24Oliver KruseC-PRP
M365779/5328687396673903 : BB49EDBB6CCA6F97
PRP: Verified
PRP without proof (not generated)
2017-09-23Oliver KruseC-PRP
M365779/5328687396673903 : BB49EDBB6CCA6F97
PRP: Verified
PRP without proof (not generated)