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
10457Factored
FactorDigitsBitsDate
62743515.9old
313711618.32008-08-26 19:58:31
317941947911134.92008-08-26 19:58:31
36793673662816391651.72008-08-26 19:58:31
2071150333621378391857.52008-08-29 02:24:25
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000001296 / 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 Kruse2508E3E4B681C51A5013
Verified2017-10-02kkmrkkblmbrbk2508E3E4B681C51A5013
Verified2017-10-12kkmrkkblmbrbk2508E3E4B681C51A554413
Unverified2020-04-17Oliver Kruse5E8F64152CB764__5871453
History
DateUserTypeResult
2022-11-09-Anonymous-NF-PM1
B1=100000000000, B2=120443211520241610
2021-08-27Seth_TrNF-PM1
B1=400000000
2021-08-02ViliamFNF-PM1
B1=250000000, B2=40250000000
2020-04-17Oliver KruseC-PRP
M10457/62743/313711/31794194791/3679367366281639/207115033362137839 : 5E8F64152CB764__
PRP without proof (small exponent)
2017-10-12kkmrkkblmbrbkC-PRP
M10457/62743/313711/31794194791/3679367366281639/207115033362137839 : 2508E3E4B681C51A
PRP without proof (not generated)
2017-10-02kkmrkkblmbrbkC-PRP
M10457/62743/313711/31794194791/3679367366281639/207115033362137839 : 2508E3E4B681C51A
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M10457/known_factors : 2508E3E4B681C51A
PRP without proof (not generated)
2016-09-07kkmrkkblmbrbkNF-PM1
B1=100000000, B2=10000000000, E=12
2008-08-29-Anonymous-F-ECM
Factor: 207115033362137839
2008-08-26-Anonymous-F-PM1
Factor: 3679367366281639
2008-08-26-Anonymous-F
Factor: 31794194791
2008-08-26-Anonymous-F
Factor: 313711