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
11284909Factored
FactorDigitsBitsDate
2851573006181923841112168.02015-02-22 06:47:49
LL
StatusDateUserResidueShift
Verified (Factored)2001-04-29Binary DigitsC24AD4ED6BDAC52E9965122
Verified (Factored)2004-05-25Kai E. FrølandC24AD4ED6BDAC52E2410429
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2021-06-27Jonathan Webb317958BF994D3D8F1815891453
P-1 factors
DateFactorB1B2
2015-02-222851573006181923841111300002437500
History
DateUserTypeResult
2021-06-27Ben DeloCERT
PRP Certification
Proof certified good
2021-06-27Jonathan WebbC-PRP
M11284909/285157300618192384111 : 317958BF994D3D8F
PRP proof power = 8
PRP: Verified
Proof certified good
2015-02-22Sid & AndyF-PM1
Factor: 285157300618192384111
2013-11-20lycornNF
no factor from 2^64 to 2^65