// So Hexadecimal numbers have 16 symbols or digital values, i.e 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, A, B, C, D, E, F. A, B, C, D, E, F are single bit representations of 10, 11, 12, 13, 14 and 15 respectively.