U+23E8 "⏨" Decimal Exponent Symbol Unicode Character
Unicode Version 17.0
⏨
U+23E8 "⏨" Decimal Exponent Symbol is a typographic glyph used to represent the exponent notation in which a number is multiplied by a power of ten, such as in scientific or engineering contexts. It was originally intended for use in calculator displays or other interfaces where a compact symbol for "times ten to the power of" is needed, often appearing between the mantissa and the exponent in a decimal floating-point representation. The character is part of the Miscellaneous Technical block and, while rarely supported in common fonts or everyday text, serves a specific role in technical notation and data entry systems.
General Properties
| Code Point | U+23E8 |
| Version Added | 5.2 |
| Name | Decimal Exponent Symbol |
| Block | Miscellaneous Technical |
| General Category | Other Symbol |
| Canonical Combining Class | Not Reordered |
| Bidirectional Class | Other Neutral |
Encodings
| HTML Decimal Encoding | ⏨ |
| HTML Hex Encoding | ⏨ |
| UTF-8 Encoding | 0xE2 0x8F 0xA8 |
| UTF-16 Encoding | 0x23E8 |
| UTF-32 Encoding | 0x000023E8 |
| C/C++/Java Escape | \u23e8 |
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 |
| Vertical Orientation | Upright |
| Grapheme Base | Yes |
| Grapheme Cluster Break | Other |
| Word Break | Other |
| Sentence Break | Other |