In mathematics and computing, hexadecimal (also base 16, or hex) is a positional numeral system with a radix, or base, of 16. It uses sixteen distinct symbols, most often the symbols 0–9 to represent values zero to nine, and A, B, C, D, E, F (or alternatively a, b, c, d, e, f) to represent values ten to fifteen.
hexadecimal (base 16) | 116 | 216 | 316 | 416 | 516 | 616 | 716 | 816 | 916 | a16 |
base 21 | 121 | 221 | 321 | 421 | 521 | 621 | 721 | 821 | 921 | a21 |
base 21 | 121 | 221 | 321 | 421 | 521 | 621 | 721 | 821 | 921 | a21 |
hexadecimal (base 16) | 116 | 216 | 316 | 416 | 516 | 616 | 716 | 816 | 916 | a16 |
hexadecimal (base 16) | 116 | 216 | 316 | 416 | 516 | 616 | 716 | 816 | 916 | a16 |
---|---|---|---|---|---|---|---|---|---|---|
base 21 | 121 | 221 | 321 | 421 | 521 | 621 | 721 | 821 | 921 | a21 |