(unnamed character)
- Category
- Lo — Other Letter
- Script
- Han
- Plane
- Supplementary Ideographic Plane (SIP)
- Decimal
- 135824
Encoding Table
This table shows the exact bytes used to represent U+21290 in each encoding. Unicode encodings (UTF-8, UTF-16, UTF-32) support every character; legacy encodings only cover a limited character set and show "not supported" when a character falls outside their range.
| Encoding | Bytes (Hex) | Bytes (Decimal) | Byte count |
|---|---|---|---|
| UTF-8 | F0 A1 8A 90 | 240 161 138 144 | 4 |
| UTF-16 LE | 44 D8 90 DE | 68 216 144 222 | 4 |
| UTF-16 BE | D8 44 DE 90 | 216 68 222 144 | 4 |
| UTF-32 LE | 90 12 02 00 | 144 18 2 0 | 4 |
| UTF-32 BE | 00 02 12 90 | 0 2 18 144 | 4 |
| ASCII | not supported | ||
| Latin-1 (ISO-8859-1) | not supported | ||
| Windows-1252 | not supported | ||
| ISO-8859-2 (Latin-2) | not supported | ||
| ISO-8859-5 (Cyrillic) | not supported | ||
| KOI8-R | not supported | ||
| Shift-JIS | not supported | ||
| EUC-JP | not supported | ||
| GBK | not supported | ||
| Big5 | not supported |
Escape Sequences
How to reference this character in source code, markup, and URLs.
View the glyph in different fonts and scripts on our sibling site.
View U+21290 on CharLookup.com ↗UTF-8 Binary Breakdown
UTF-8 encodes this character as 4 bytes. The leading 11110 prefix on byte 1 signals a 4-byte sequence, used for all supplementary plane characters (codepoints above U+FFFF). Bytes 2–4 begin with 10 to mark them as continuation bytes.
Unicode Properties
- Unicode Version
- Introduced in Unicode 3.1