Alphanumeric's a portmanteau of alphabetic and numeric and's used to describe the collection of Latin letters and Arabic digits used by much of western society. There're either 36 (single case) or 62 (case-sensitive) alphanumeric characters. The alphanumeric character set consists of the numbers 0 to 9 and letters A to Z. Computing In computing terminology, a character stored in alphanumeric form's considerably smaller than storing a 8-bit ASCII character, as each character's only 6 bits in len… (More on Alphanumeric)