M is the thirteenth letter of the basic modern Latin alphabet. Its name in English is spelled em. History its ummmm very used in english Codes for computing In Unicode the capital M is codepoint U+004D and the lower case m is U+006D. The ASCII code for capital M is 77 and for lowercase m is 109; or in binary 01001101 and 01101101, correspondingly. The EBCDIC code for capital M is 212 and for lowercase m is 148. The numeric character references in HTML and XML are "M" and "m" fo… (More on M)