U+1D7F4 "𝟴" Mathematical Sans-Serif Bold Digit Eight Unicode Character
Unicode Version 17.0
𝟴
U+1D7F4 "𝟴" Mathematical Sans-Serif Bold Digit Eight is a glyph from the Mathematical Alphanumeric Symbols block, designed specifically for use in mathematical and scientific notation where a heavy, sans-serif typeface is required for digits, such as in matrix indices, vector components, or set theory. It corresponds to the standard digit "8" but with a bold, clean, and uniform sans-serif style, allowing it to visually match other mathematical symbols like bold operators or uppercase variables. This character helps ensure clarity and consistency in complex formulas, distinguishing numerical values from surrounding text in digital documents and typesetting systems.
General Properties
| Code Point | U+1D7F4 |
| Version Added | 3.1 |
| Name | Mathematical Sans-Serif Bold Digit Eight |
| Block | Mathematical Alphanumeric Symbols |
| General Category | Decimal Number |
| Canonical Combining Class | Not Reordered |
| Bidirectional Class | European Number |
| Decomposition Type | Font |
| Decomposition Mapping | "8" U+0038 Digit Eight |
Encodings
| HTML Decimal Encoding | 𝟴 |
| HTML Hex Encoding | 𝟴 |
| UTF-8 Encoding | 0xF0 0x9D 0x9F 0xB4 |
| UTF-16 Encoding | 0xD835 0xDFF4 |
| UTF-32 Encoding | 0x0001D7F4 |
| C/C++/Java Escape | \ud835\udff4 |
Unicode Properties
| NFC Quick Check | Yes |
| NFD Quick Check | Yes |
| Numeric Type | Decimal |
| Numeric Value | 8 |
| Line Break | Numeric |
| Changes When NFKC Casefolded | Yes |
| NFKC Casefold | "8" U+0038 Digit Eight |
| NFKC Simple Casefold | "8" U+0038 Digit Eight |
| Script | Common |
| Script Extensions | Common |
| Indic Syllabic Category | Other |
| ID Continue | Yes |
| XID Continue | Yes |
| Math | Yes |
| Other Math | Yes |
| Vertical Orientation | Rotated |
| Grapheme Base | Yes |
| Grapheme Cluster Break | Other |
| Word Break | Numeric |
| Sentence Break | Numeric |