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
6950159Factored
FactorDigitsBitsDate
13900319823.7old
166803817927.32008-09-08 03:02:28
4196784010571238.62008-09-08 03:02:36
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2018-01-26Oliver Kruse25B0C1B491DCEF7B3576213753
Verified2019-02-08Chang Chia-Tche25B0C1B491DCEF7B3655146853
History
DateUserTypeResult
2024-01-02Stef42NF-PM1
B1=600000, B2=1280476890
2019-02-08Chang Chia-TcheC-PRP
M6950159/13900319/166803817/419678401057 : 25B0C1B491DCEF7B
PRP: Verified
PRP without proof (not generated)
2018-01-26Oliver KruseC-PRP
M6950159/13900319/166803817/419678401057 : 25B0C1B491DCEF7B
PRP: Verified
PRP without proof (not generated)
2008-09-08Will EdgingtonF
Factor: 419678401057
2008-09-08Will EdgingtonF
Factor: 166803817