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
6379Composite, with 4 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
49729280631032.2old
16242342993531340.6old
22144318898595591651.0old
3232532404774212988800731339113098.0old
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000001282 / 9201
Estimated T-Level: 40.7
TF below 2^130 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-21Oliver Kruse1F9C2AFAB33C535F4013
Verified2017-10-02kkmrkkblmbrbk1F9C2AFAB33C535F4013
Verified2017-12-07ATH1F9C2AFAB33C535F4142313
Verified2020-04-17Oliver Kruse31553FDA858223C84629653
Verified2024-02-03Wentao Huang31553FDA858223C84275853
History
DateUserTypeResult
2024-02-03Wentao HuangC-PRP
M6379/4972928063/1624234299353/2214431889859559/323253240477421298880073133911 : 31553FDA858223C8
PRP: Verified
PRP without proof (small exponent)
2023-08-05-Anonymous-NF-PM1
B1=38000000000, B2=159110268557139900
2021-08-02ViliamFNF-PM1
B1=500000000, B2=90500000000
2020-04-17Oliver KruseC-PRP
M6379/4972928063/1624234299353/2214431889859559/323253240477421298880073133911 : 31553FDA858223C8
PRP: Verified
PRP without proof (small exponent)
2017-12-07ATHC-PRP
M6379/4972928063/1624234299353/2214431889859559/323253240477421298880073133911 : 1F9C2AFAB33C535F
PRP: Verified
PRP without proof (small exponent)
2017-10-02kkmrkkblmbrbkC-PRP
M6379/4972928063/1624234299353/2214431889859559/323253240477421298880073133911 : 1F9C2AFAB33C535F
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M6379/known_factors : 1F9C2AFAB33C535F
PRP without proof (not generated)