π is the Unicode character TAI YO LETTER LOW PO, code point U+1E6D1 (decimal 124625) in the Tai Yo block, added in Unicode 17.0. In HTML write 𞛑, and in UTF-8 it is the 4 bytes F0 9E 9B 91.
Codes
| Where | How to write it |
|---|---|
| Code point | U+1E6D1 |
| Decimal | 124625 |
| UTF-8 bytes | F0 9E 9B 91 |
| UTF-16 (big-endian) | D839 DED1 |
| UTF-32 | 0001E6D1 |
| HTML decimal | 𞛑 |
| HTML hex | 𞛑 |
| CSS | \1E6D1 |
| JavaScript | \u{1E6D1} or \uD839\uDED1 |
| JSON | \uD839\uDED1 |
| Python | \U0001E6D1 |
| Python by name | \N{TAI YO LETTER LOW PO} |
| Java, C# | \uD839\uDED1 |
| Rust, Swift | \u{1E6D1} |
| Go, C, C++ | \U0001E6D1 |
| URL (percent-encoded) | %F0%9E%9B%91 |
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 | TAI YO LETTER LOW PO |
| Code point | U+1E6D1 (decimal 124625) |
| Block | Tai Yo (U+1E6C0βU+1E6FF) |
| General category | Lo: Other letter |
| Script | Tai Yo |
| Bidirectional class | L: Left-to-right |
| Mirrored in right-to-left text | No |
| First in Unicode version | 17.0 |
Nearby in Tai Yo
- π U+1E6C9 Tai Yo Letter Low Nyo
- π U+1E6CA Tai Yo Letter High Nyo
- π U+1E6CB Tai Yo Letter Do
- π U+1E6CC Tai Yo Letter Low To
- π U+1E6CD Tai Yo Letter High To
- π U+1E6CE Tai Yo Letter Tho
- π U+1E6CF Tai Yo Letter No
- π U+1E6D0 Tai Yo Letter Bo
- π U+1E6D2 Tai Yo Letter High Po
- π U+1E6D3 Tai Yo Letter Pho
- π U+1E6D4 Tai Yo Letter Low Fo
- π U+1E6D5 Tai Yo Letter High Fo
- π U+1E6D6 Tai Yo Letter Mo
- π U+1E6D7 Tai Yo Letter Yo
- π U+1E6D8 Tai Yo Letter Lo
- π U+1E6D9 Tai Yo Letter Vo
All 55 characters: Tai Yo.
Official reference
Questions people ask
- What is the HTML code for π?
- Use 𞛑 (decimal) or 𞛑 (hex).
- What is the UTF-8 encoding of U+1E6D1?
- F0 9E 9B 91 (hex), 4 bytes. In a URL it is %F0%9E%9B%91.
- How do I write U+1E6D1 in JavaScript or Python?
- JavaScript: \u{1E6D1} or \uD839\uDED1. Python: \U0001E6D1.
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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