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
14976257Factored
FactorDigitsBitsDate
12879581031030.3old
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2023-06-04Funky Waddle721DACF96AA6F1761699963153
History
DateUserTypeResult
2023-06-04jeriffeeCERT
PRP Certification
Proof certified good
2023-06-04Funky WaddleC-PRP
M14976257/1287958103 : 721DACF96AA6F176
PRP proof power = 8
PRP: Verified
Proof certified good
2023-05-25nordiNF-PM1
B1=300000, B2=320708850
2023-03-22nordiNF-PM1
B1=300000