Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
5827Composite, with 2 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
91658711826.4old
170438042508235388712063.9old
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000009201 / 9201
50440000002697 / 16550
Estimated T-Level: 45.8
TF below 2^147 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-21Oliver Kruse2C7C960E4FDFBF5E2013
Verified2017-10-12kkmrkkblmbrbk2C7C960E4FDFBF5E2486613
Verified2020-04-17Oliver Kruse7F445133CEF3B9532445053
Verified2024-02-03Wentao Huang7F445133CEF3B9532290953
History
DateUserTypeResult
2024-02-03Wentao HuangC-PRP
M5827/91658711/17043804250823538871 : 7F445133CEF3B953
PRP: Verified
PRP without proof (small exponent)
2023-07-21-Anonymous-NF-PM1
B1=43000000000, B2=180123354312952050
2021-07-05ViliamFNF-PM1
B1=1000000000, B2=201000000000
2020-04-17Oliver KruseC-PRP
M5827/91658711/17043804250823538871 : 7F445133CEF3B953
PRP: Verified
PRP without proof (small exponent)
2017-10-12kkmrkkblmbrbkC-PRP
M5827/91658711/17043804250823538871 : 2C7C960E4FDFBF5E
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M5827/91658711/17043804250823538871 : 2C7C960E4FDFBF5E
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M5827/91658711/17043804250823538871 : 2C7C960E4FDFBF5E
PRP without proof (not generated)