Marin Mersenne 2^P-1
Username
Password
Forgot password?
Black
Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
12497273Factored
FactorDigitsBitsDate
1186990511445073948392166.72015-03-20 17:31:06
LL
StatusDateUserResidueShift
Verified (Factored)2001-08-26Kelly KelleyDC02D95D44B4330B8783402
Verified (Factored)2004-09-02Vojislav PavicDC02D95D44B4330B10309625
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2022-04-10PoaoF10FF845F91B87A71897682453
History
DateUserTypeResult
2022-04-10curtiscCERT
PRP Certification
Proof certified good
2022-04-10PoaoC-PRP
M12497273/118699051144507394839 : F10FF845F91B87A7
PRP proof power = 8
PRP: Verified
Proof certified good
2022-04-10LordJuliusNF
no factor from 2^67 to 2^68
2022-04-07nordiNF-PM1
B1=400000, B2=428459850
2022-03-28nordiNF-PM1
B1=400000
2015-03-20ThaF
Factor: 118699051144507394839 / TF: 66-67
2014-03-03NesowaNF
no factor from 2^65 to 2^66
2013-06-25lycornNF
no factor from 2^64 to 2^65