# ! U+0021 EXCLAMATION MARK

- = factorial
- = bang
- → [U+00A1 ¡ INVERTED EXCLAMATION MARK](/unicode/U+00A1.md)
- → [U+01C3 ǃ LATIN LETTER RETROFLEX CLICK](/unicode/U+01C3.md)
- → [U+203C ‼ DOUBLE EXCLAMATION MARK](/unicode/U+203C.md)
- → [U+203D ‽ INTERROBANG](/unicode/U+203D.md)
- → [U+26A0 ⚠ WARNING SIGN](/unicode/U+26A0.md)
- → [U+2757 ❗︎ HEAVY EXCLAMATION MARK SYMBOL](/unicode/U+2757.md)
- → [U+2762 ❢ HEAVY EXCLAMATION MARK ORNAMENT](/unicode/U+2762.md)
- → [U+2E53 ⹓ MEDIEVAL EXCLAMATION MARK](/unicode/U+2E53.md)
- → [U+A71D ꜝ MODIFIER LETTER RAISED EXCLAMATION MARK](/unicode/U+A71D.md)