π is the Unicode character ALCHEMICAL SYMBOL FOR ASHES, code point U+1F757 (decimal 128855) 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 97.
Codes
| Where | How to write it |
|---|---|
| Code point | U+1F757 |
| Decimal | 128855 |
| UTF-8 bytes | F0 9F 9D 97 |
| UTF-16 (big-endian) | D83D DF57 |
| UTF-32 | 0001F757 |
| HTML decimal | 🝗 |
| HTML hex | 🝗 |
| CSS | \1F757 |
| JavaScript | \u{1F757} or \uD83D\uDF57 |
| JSON | \uD83D\uDF57 |
| Python | \U0001F757 |
| Python by name | \N{ALCHEMICAL SYMBOL FOR ASHES} |
| Java, C# | \uD83D\uDF57 |
| Rust, Swift | \u{1F757} |
| Go, C, C++ | \U0001F757 |
| URL (percent-encoded) | %F0%9F%9D%97 |
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 ASHES |
| Code point | U+1F757 (decimal 128855) |
| 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+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
- π U+1F756 Alchemical Symbol For Horse Dung
- π U+1F758 Alchemical Symbol For Pot Ashes
- π U+1F759 Alchemical Symbol For Brick
- π U+1F75A Alchemical Symbol For Powdered Brick
- π U+1F75B Alchemical Symbol For Amalgam
- π U+1F75C Alchemical Symbol For Stratum Super Stratum
- π U+1F75D Alchemical Symbol For Stratum Super Stratum-2
- π U+1F75E Alchemical Symbol For Sublimation
- π U+1F75F Alchemical Symbol For Precipitate
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+1F757?
- F0 9F 9D 97 (hex), 4 bytes. In a URL it is %F0%9F%9D%97.
- How do I write U+1F757 in JavaScript or Python?
- JavaScript: \u{1F757} or \uD83D\uDF57. Python: \U0001F757.
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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