π is the Unicode character ALCHEMICAL SYMBOL FOR TUTTY, code point U+1F74D (decimal 128845) in the Alchemical Symbols block, added in Unicode 6.0. In HTML write 🝍, and in UTF-8 it is the 4 bytes F0 9F 9D 8D.
Codes
| Where | How to write it |
|---|---|
| Code point | U+1F74D |
| Decimal | 128845 |
| UTF-8 bytes | F0 9F 9D 8D |
| UTF-16 (big-endian) | D83D DF4D |
| UTF-32 | 0001F74D |
| HTML decimal | 🝍 |
| HTML hex | 🝍 |
| CSS | \1F74D |
| JavaScript | \u{1F74D} or \uD83D\uDF4D |
| JSON | \uD83D\uDF4D |
| Python | \U0001F74D |
| Python by name | \N{ALCHEMICAL SYMBOL FOR TUTTY} |
| Java, C# | \uD83D\uDF4D |
| Rust, Swift | \u{1F74D} |
| Go, C, C++ | \U0001F74D |
| URL (percent-encoded) | %F0%9F%9D%8D |
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 | ALCHEMICAL SYMBOL FOR TUTTY |
| Code point | U+1F74D (decimal 128845) |
| Block | Alchemical Symbols (U+1F700βU+1F77F) |
| General category | So: Other symbol |
| Script | Common |
| Bidirectional class | ON: Other neutral |
| Mirrored in right-to-left text | No |
| First in Unicode version | 6.0 |
Nearby in Alchemical Symbols
- π U+1F745 Alchemical Symbol For Alum
- π U+1F746 Alchemical Symbol For Oil
- π U+1F747 Alchemical Symbol For Spirit
- π U+1F748 Alchemical Symbol For Tincture
- π U+1F749 Alchemical Symbol For Gum
- π U+1F74A Alchemical Symbol For Wax
- π U+1F74B Alchemical Symbol For Powder
- π U+1F74C Alchemical Symbol For Calx
- π U+1F74E Alchemical Symbol For Caput Mortuum
- π U+1F74F Alchemical Symbol For Scepter Of Jove
- π U+1F750 Alchemical Symbol For Caduceus
- π U+1F751 Alchemical Symbol For Trident
- π U+1F752 Alchemical Symbol For Starred Trident
- π U+1F753 Alchemical Symbol For Lodestone
- π U+1F754 Alchemical Symbol For Soap
- π U+1F755 Alchemical Symbol For Urine
All 128 characters: Alchemical Symbols.
Official reference
Questions people ask
- What is the HTML code for π?
- Use 🝍 (decimal) or 🝍 (hex).
- What is the UTF-8 encoding of U+1F74D?
- F0 9F 9D 8D (hex), 4 bytes. In a URL it is %F0%9F%9D%8D.
- How do I write U+1F74D in JavaScript or Python?
- JavaScript: \u{1F74D} or \uD83D\uDF4D. Python: \U0001F74D.
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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