π is the Unicode character HENTAIGANA LETTER SI-1, code point U+1B044 (decimal 110660) in the Kana Supplement block, added in Unicode 10.0. In HTML write 𛁄, and in UTF-8 it is the 4 bytes F0 9B 81 84.
Codes
| Where | How to write it |
|---|---|
| Code point | U+1B044 |
| Decimal | 110660 |
| UTF-8 bytes | F0 9B 81 84 |
| UTF-16 (big-endian) | D82C DC44 |
| UTF-32 | 0001B044 |
| HTML decimal | 𛁄 |
| HTML hex | 𛁄 |
| CSS | \1B044 |
| JavaScript | \u{1B044} or \uD82C\uDC44 |
| JSON | \uD82C\uDC44 |
| Python | \U0001B044 |
| Python by name | \N{HENTAIGANA LETTER SI-1} |
| Java, C# | \uD82C\uDC44 |
| Rust, Swift | \u{1B044} |
| Go, C, C++ | \U0001B044 |
| URL (percent-encoded) | %F0%9B%81%84 |
JavaScript and JSON strings store text as UTF-16, so this character takes two code units (a surrogate pair) and "π".length is 2. Python 3 strings count code points, so its length there is 1.
Properties
| Property | Value |
|---|---|
| Name | HENTAIGANA LETTER SI-1 |
| Code point | U+1B044 (decimal 110660) |
| Block | Kana Supplement (U+1B000βU+1B0FF) |
| General category | Lo: Other letter |
| Script | Hiragana |
| Bidirectional class | L: Left-to-right |
| Mirrored in right-to-left text | No |
| First in Unicode version | 10.0 |
Nearby in Kana Supplement
- πΌ U+1B03C Hentaigana Letter Sa-1
- π½ U+1B03D Hentaigana Letter Sa-2
- πΎ U+1B03E Hentaigana Letter Sa-3
- πΏ U+1B03F Hentaigana Letter Sa-4
- π U+1B040 Hentaigana Letter Sa-5
- π U+1B041 Hentaigana Letter Sa-6
- π U+1B042 Hentaigana Letter Sa-7
- π U+1B043 Hentaigana Letter Sa-8
- π U+1B045 Hentaigana Letter Si-2
- π U+1B046 Hentaigana Letter Si-3
- π U+1B047 Hentaigana Letter Si-4
- π U+1B048 Hentaigana Letter Si-5
- π U+1B049 Hentaigana Letter Si-6
- π U+1B04A Hentaigana Letter Su-1
- π U+1B04B Hentaigana Letter Su-2
- π U+1B04C Hentaigana Letter Su-3
All 256 characters: Kana Supplement.
Official reference
Questions people ask
- What is the HTML code for π?
- Use 𛁄 (decimal) or 𛁄 (hex).
- What is the UTF-8 encoding of U+1B044?
- F0 9B 81 84 (hex), 4 bytes. In a URL it is %F0%9B%81%84.
- How do I write U+1B044 in JavaScript or Python?
- JavaScript: \u{1B044} or \uD82C\uDC44. Python: \U0001B044.
Source
Unicode Character Database 18.0.0 (Unicode License v3); HTML entity names from the WHATWG HTML Standard (CC BY 4.0). The encodings above are computed from the code point and checked against Python's encoders. How the character looks depends on your fonts.
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