0-9 | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z
A symbol, numeral, or graphic character that represents an integer. Note 1: Examples of digits include any one of the decimal characters "0" through "9" and either of the binary characters "0" or "1." (188) Note 2: In a given numeration system, the number of allowable different digits, including zero, is always equal to the base (radix).