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
12718709Factored
FactorDigitsBitsDate
8468625200571239.6old
1642774386361405931857.22015-06-01 11:26:12
162432330886813032412063.82017-05-17 11:12:59
1142878670420283644172166.62020-06-30 13:24:35
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2022-05-03XZTB2AC0C535F2932434906786053
History
DateUserTypeResult
2022-05-03nordiNF-PM1
B1=400000, B2=428459850
2022-05-03lajo321CERT
PRP Certification
Proof certified good
2022-05-03XZTC-PRP
M12718709/846862520057/164277438636140593/16243233088681303241/114287867042028364417 : B2AC0C535F293243
PRP proof power = 8
PRP: Verified
Proof certified good
2022-05-03nordiNF-PM1
B1=400000
2022-04-10LordJuliusNF
no factor from 2^67 to 2^68
2022-04-07James HeinrichNF
no factor from 2^65 to 2^66
2022-04-07James HeinrichNF
no factor from 2^64 to 2^65
2020-06-30TJAOIF
Factor: 114287867042028364417 / TF: 66-67
2017-05-17TJAOIF
Factor: 16243233088681303241 / TF: 63-64
2015-06-01TJAOIF
Factor: 164277438636140593 / TF: 57-58