0x043C

0x043C refers to the Unicode code point U+043C, which is named CYRILLIC SMALL LETTER EM. It is a lowercase letter of the Cyrillic script and is used in languages that employ Cyrillic alphabets, including Russian, Ukrainian, Bulgarian, Belarusian, Serbian, and others. Its uppercase counterpart is U+041C, CYRILLIC CAPITAL LETTER EM. The character visually resembles the Latin lowercase m but is a distinct Cyrillic character within the Basic Multilingual Plane (U+0400 to U+04FF).

In terms of encoding, U+043C is represented in UTF-8 by the two-byte sequence 0xD0 0xBC, in UTF-16 by 0x043C, and in UTF-32 by 0x0000043C. For HTML and other numeric references, it can be written as decimal м or hexadecimal м.

Functionally, CYRILLIC SMALL LETTER EM denotes the phoneme /m/ in many languages that use Cyrillic scripts, and it maps to the Latin letter m in transliteration and phonology discussions. As with other Cyrillic letters, its exact usage can vary by language, spelling conventions, and orthographic reforms.