U+2179 "ⅹ" Small Roman Numeral Ten Unicode Character

U+2179 "ⅹ" Small Roman Numeral Ten is a typographic representation of the number ten in lowercase Roman numerals, serving as a stylized glyph for "x" used primarily in historical or decorative contexts such as clock faces, outlines, or list items where a smaller case variant is preferred over the uppercase "X" (U+2169). It is part of the Number Forms Unicode block, designed to maintain consistent vertical alignment with surrounding lowercase letters when used in text, and is distinct from the regular letter "x" to preserve its semantic role as a numeral.

General Properties

Code Point	U+2179
Version Added	1.1
Name	Small Roman Numeral Ten
Block	Number Forms
General Category	Letter Number
Canonical Combining Class	Not Reordered
Bidirectional Class	Left To Right
Decomposition Type	Compat
Decomposition Mapping	"x" U+0078 Latin Small Letter X

Encodings

HTML Decimal Encoding	ⅹ
HTML Hex Encoding	ⅹ
UTF-8 Encoding	0xE2 0x85 0xB9
UTF-16 Encoding	0x2179
UTF-32 Encoding	0x00002179
C/C++/Java Escape	\u2179

Unicode Properties

NFC Quick Check	Yes
NFD Quick Check	Yes
Numeric Type	Numeric
Numeric Value	10
Line Break	Ambiguous (Alphabetic or Ideographic)
East Asian Width	Ambiguous
Lowercase	Yes
Other Lowercase	Yes
Simple Uppercase Code Point	"Ⅹ" U+2169 Roman Numeral Ten
Simple Titlecase Code Point	"Ⅹ" U+2169 Roman Numeral Ten
Uppercase Code Point	"Ⅹ" U+2169 Roman Numeral Ten
Titlecase Code Point	"Ⅹ" U+2169 Roman Numeral Ten
Cased	Yes
Changes When Casemapped	Yes
Changes When NFKC Casefolded	Yes
Changes When Titlecased	Yes
Changes When Uppercased	Yes
NFKC Casefold	"x" U+0078 Latin Small Letter X
NFKC Simple Casefold	"x" U+0078 Latin Small Letter X
Script	Latin
Script Extensions	Latin
Indic Syllabic Category	Other
ID Start	Yes
XID Start	Yes
ID Continue	Yes
XID Continue	Yes
Alphabetic	Yes
Vertical Orientation	Upright
Grapheme Base	Yes
Grapheme Cluster Break	Other
Word Break	Alphabetic letter
Sentence Break	Lower