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
287004577Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
2217218708050601123292167.62016-11-05 23:16:11
History
DateUserTypeResult
2016-11-05Alex_soldierF
Factor: 221721870805060112329 / TF: 67-68*
2016-02-11rubikvn2100NF
no factor from 2^66 to 2^67
2013-12-17Arne KleppestrandNF
no factor from 2^65 to 2^66
2011-09-24Gordon SpenceNF
no factor from 2^64 to 2^65
2010-04-12Architects CubedNF
no factor from 2^63 to 2^64
2010-04-12Architects CubedNF
no factor from 2^62 to 2^63