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
12107Factored
FactorDigitsBitsDate
96857516.6old
87071606891033.02008-08-26 19:58:36
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 Kruse6A7E6C61CB6BFA412013
Verified2017-10-12kkmrkkblmbrbk6A7E6C61CB6BFA412368113
Verified2020-04-17Oliver Kruse8B0AF68DD947C20021072253
Verified2023-05-19-Anonymous-8B0AF68DD947C2002574153
History
DateUserTypeResult
2023-05-19-Anonymous-C-PRP
M12107/96857/8707160689 : 8B0AF68DD947C200
PRP: Verified
PRP without proof (small exponent)
2023-04-06-Anonymous-NF-PM1
B1=100000000000, B2=120942232635634410
2020-04-17Oliver KruseC-PRP
M12107/96857/8707160689 : 8B0AF68DD947C200
PRP: Verified
PRP without proof (small exponent)
2017-10-12kkmrkkblmbrbkC-PRP
M12107/96857/8707160689 : 6A7E6C61CB6BFA41
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M12107/96857/8707160689 : 6A7E6C61CB6BFA41
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M12107/96857/8707160689 : 6A7E6C61CB6BFA41
PRP without proof (not generated)
2016-09-08kkmrkkblmbrbkNF-PM1
B1=100000000, B2=10000000000, E=12
2008-08-26-Anonymous-F
Factor: 8707160689