hexadecimal HEX hexadecimal HEX http://en.wikipedia.org/wiki/Hexidecimal http://en.wikipedia.org/wiki/Hexidecimal base16 HEX 16 bits. hexidecimal hex the wikipedia article HEX HEX Hexidecimal HEX 16 bits. base16 hex hex Hexidecimal Number System (based on 16) Hexidecimal hexadecimal