This numbering system uses 8 symbols: octal number
This numbering system uses 0 and 1: binary number
This numbering system uses 16 symbols: hexadecimal
This numbering system uses 0, 1, 2, 3, 4, 5, 6, 7, 8, and 9: decimal number system
This numbering system uses 2 symbols: binary number system
This numbering system uses 10 symbols: decimal number system
This numbering system uses numbers and letters: hexadecimal number system
This numbering system uses 0, 1, 2, 3, 5, 6, and 7: octal number system