π is the Unicode character CUNEIFORM NUMERIC SIGN EIGHT U, code point U+12413 (decimal 74771) in the Cuneiform Numbers and Punctuation block, added in Unicode 5.0. In HTML write 𒐓, and in UTF-8 it is the 4 bytes F0 92 90 93.
Codes
| Where | How to write it |
|---|---|
| Code point | U+12413 |
| Decimal | 74771 |
| UTF-8 bytes | F0 92 90 93 |
| UTF-16 (big-endian) | D809 DC13 |
| UTF-32 | 00012413 |
| HTML decimal | 𒐓 |
| HTML hex | 𒐓 |
| CSS | \12413 |
| JavaScript | \u{12413} or \uD809\uDC13 |
| JSON | \uD809\uDC13 |
| Python | \U00012413 |
| Python by name | \N{CUNEIFORM NUMERIC SIGN EIGHT U} |
| Java, C# | \uD809\uDC13 |
| Rust, Swift | \u{12413} |
| Go, C, C++ | \U00012413 |
| URL (percent-encoded) | %F0%92%90%93 |
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 | CUNEIFORM NUMERIC SIGN EIGHT U |
| Code point | U+12413 (decimal 74771) |
| Block | Cuneiform Numbers and Punctuation (U+12400βU+1247F) |
| General category | Nl: Letter number |
| Script | Cuneiform |
| Bidirectional class | L: Left-to-right |
| Numeric value | 8 |
| Mirrored in right-to-left text | No |
| First in Unicode version | 5.0 |
Nearby in Cuneiform Numbers and Punctuation
- π U+1240B Cuneiform Numeric Sign Six Dish
- π U+1240C Cuneiform Numeric Sign Seven Dish
- π U+1240D Cuneiform Numeric Sign Eight Dish
- π U+1240E Cuneiform Numeric Sign Nine Dish
- π U+1240F Cuneiform Numeric Sign Four U
- π U+12410 Cuneiform Numeric Sign Five U
- π U+12411 Cuneiform Numeric Sign Six U
- π U+12412 Cuneiform Numeric Sign Seven U
- π U+12414 Cuneiform Numeric Sign Nine U
- π U+12415 Cuneiform Numeric Sign One Gesh2
- π U+12416 Cuneiform Numeric Sign Two Gesh2
- π U+12417 Cuneiform Numeric Sign Three Gesh2
- π U+12418 Cuneiform Numeric Sign Four Gesh2
- π U+12419 Cuneiform Numeric Sign Five Gesh2
- π U+1241A Cuneiform Numeric Sign Six Gesh2
- π U+1241B Cuneiform Numeric Sign Seven Gesh2
All 128 characters: Cuneiform Numbers and Punctuation.
Official reference
Questions people ask
- What is the HTML code for π?
- Use 𒐓 (decimal) or 𒐓 (hex).
- What is the UTF-8 encoding of U+12413?
- F0 92 90 93 (hex), 4 bytes. In a URL it is %F0%92%90%93.
- How do I write U+12413 in JavaScript or Python?
- JavaScript: \u{12413} or \uD809\uDC13. Python: \U00012413.
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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