Computer Number Format

In the computer world we identify four types of number, that say binary, octal, decimal and hexadesimal. Number of binary or binary digits (bits) is the number consisting of 1 and 0. Octal number consisting of 0,1,2,3,4,5,6 and 7. While the number of decimal comprising 0,1,2,3,4,5,6,7,8 and 9. And number hexadesimal consists of 0,1,2,3,4,5,6,7,8,9, A, B, C, D, E and F.