All of the following are characteristics of the octal system except:
The set of symbols used in the system is {0, 1, 2, 3, 4, 5, 6, 7}.
The place values for the integer part are 1, 8, 64, ...
The base of the system is 8.
The system consists of symbols {1, 2, 3, 4, 5, 6, 7, 8}.