Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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Exponent Range:










MnStatusDetails
12707413Factored
FactorDigitsBitsDate
76244479826.2old
187360035914927291754.12014-10-30 12:07:37
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2022-05-03XZTE1ECEDA5B13E9C852802830253
History
DateUserTypeResult
2022-06-25LordJuliusNF
no factor from 2^66 to 2^67
2022-06-25LordJuliusNF
no factor from 2^65 to 2^66
2022-06-25LordJuliusNF
no factor from 2^64 to 2^65
2022-05-03PuangCERT
PRP Certification
Proof certified good
2022-05-03XZTC-PRP
M12707413/76244479/18736003591492729 : E1ECEDA5B13E9C85
PRP proof power = 8
PRP: Verified
Proof certified good
2022-05-02nordiNF-PM1
B1=400000, B2=428459850
2022-05-02nordiNF-PM1
B1=400000
2022-04-11Lisander ViaeneNF
no factor from 2^67 to 2^68
2014-10-30TJAOIF
Factor: 18736003591492729 / TF: 54-55