U+1D54F Β· Mathematical Alphanumeric Symbols
Mathematical Double-Struck Capital X π
Mathematical Double-Struck Capital X is the Unicode character U+1D54F (official name βMATHEMATICAL DOUBLE-STRUCK CAPITAL Xβ) from the Mathematical Alphanumeric Symbols block. It belongs to SymbolHeroβs fancy letters (math alphanumeric) collection. Copy it with the button, or use the codes and keyboard methods below to type it yourself.
Character codes
| Unicode code point | U+1D54F | |
|---|---|---|
| Decimal | 120143 | |
| HTML named entity | 𝕏 | |
| HTML (hex) | 𝕏 | |
| HTML (decimal) | 𝕏 | |
| CSS | \1D54F | |
| JavaScript | \u{1D54F} or "\uD835\uDD4F" | |
| Python | \U0001D54F | |
| UTF-8 bytes | F0 9D 95 8F | |
| UTF-16 | D835 DD4F | |
| URL-encoded | %F0%9D%95%8F |
Character details
| Official name | MATHEMATICAL DOUBLE-STRUCK CAPITAL X |
|---|---|
| Unicode block | Mathematical Alphanumeric Symbols |
| General category | Uppercase Letter (Lu) |
| SymbolHero category | Fancy Letters (Math Alphanumeric) |
| Decomposition | <font> U+0058 |
| Emoji | No |
How to type π
Windows
- In Microsoft Word or Outlook: type
1D54Fthen press Alt + X.
Mac
- Press Control + Command + Space to open the Character Viewer, search βmathematical double-struck capital xβ, and double-click the result.
iPhone & Android
- Tap Copy at the top of this page, then long-press where you want it and choose Paste.
Docs & web
- Google Docs: Insert β Special characters, then search βmathematical double-struck capital xβ or enter
U+1D54F. - HTML:
𝕏or𝕏 - Excel / Google Sheets:
=UNICHAR(120143)
Similar fancy letters (math alphanumeric)
Questions
What is the Unicode for π?
It is U+1D54F (MATHEMATICAL DOUBLE-STRUCK CAPITAL X), decimal 120143.
Is there a Windows Alt code for it?
No standard Alt code exists for this character. In Word type 1D54F then Alt+X, or copy it from this page.
How do I type it on a Mac?
There is no built-in Option shortcut. Use the Character Viewer (Control + Command + Space) and search βmathematical double-struck capital xβ, or copy it from this page.
What is the HTML code?
Use the named entity 𝕏 or the numeric reference 𝕏.