U+221B "∛" Cube Root Unicode Character
Unicode Version 17.0
∛
U+221B "∛" Cube Root is a mathematical symbol representing the cube root operation, which asks for a number that, when multiplied by itself three times, yields the original value; it is part of the Mathematical Operators block and is designed for use in algebraic and scientific notation, distinct from the square root symbol (√) by its small three-digit index.
General Properties
| Code Point | U+221B |
| Version Added | 1.1 |
| Name | Cube Root |
| Block | Mathematical Operators |
| General Category | Math Symbol |
| Canonical Combining Class | Not Reordered |
| Bidirectional Class | Other Neutral |
| Mirrored | Yes |
Encodings
| HTML Decimal Encoding | ∛ |
| HTML Hex Encoding | ∛ |
| UTF-8 Encoding | 0xE2 0x88 0x9B |
| UTF-16 Encoding | 0x221B |
| UTF-32 Encoding | 0x0000221B |
| C/C++/Java Escape | \u221b |
Unicode Properties
| NFC Quick Check | Yes |
| NFD Quick Check | Yes |
| NFKC Quick Check | Yes |
| NFKD Quick Check | Yes |
| Numeric Type | None |
| Numeric Value | NaN |
| Line Break | Alphabetic |
| Script | Common |
| Script Extensions | Common |
| Indic Syllabic Category | Other |
| Pattern Syntax | Yes |
| Math | Yes |
| Vertical Orientation | Rotated |
| Grapheme Base | Yes |
| Grapheme Cluster Break | Other |
| Word Break | Other |
| Sentence Break | Other |