U+1D409 Β· Mathematical Alphanumeric Symbols
Mathematical Bold Capital J π
Mathematical Bold Capital J is the Unicode character U+1D409 (official name βMATHEMATICAL BOLD CAPITAL Jβ) 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+1D409 | |
|---|---|---|
| Decimal | 119817 | |
| HTML (hex) | 𝐉 | |
| HTML (decimal) | 𝐉 | |
| CSS | \1D409 | |
| JavaScript | \u{1D409} or "\uD835\uDC09" | |
| Python | \U0001D409 | |
| UTF-8 bytes | F0 9D 90 89 | |
| UTF-16 | D835 DC09 | |
| URL-encoded | %F0%9D%90%89 |
Character details
| Official name | MATHEMATICAL BOLD CAPITAL J |
|---|---|
| Unicode block | Mathematical Alphanumeric Symbols |
| General category | Uppercase Letter (Lu) |
| SymbolHero category | Fancy Letters (Math Alphanumeric) |
| Decomposition | <font> U+004A |
| Emoji | No |
How to type π
Windows
- In Microsoft Word or Outlook: type
1D409then press Alt + X.
Mac
- Press Control + Command + Space to open the Character Viewer, search βmathematical bold capital jβ, 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 bold capital jβ or enter
U+1D409. - HTML:
𝐉 - Excel / Google Sheets:
=UNICHAR(119817)
Similar fancy letters (math alphanumeric)
Questions
What is the Unicode for π?
It is U+1D409 (MATHEMATICAL BOLD CAPITAL J), decimal 119817.
Is there a Windows Alt code for it?
No standard Alt code exists for this character. In Word type 1D409 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 bold capital jβ, or copy it from this page.
What is the HTML code?
Use the numeric reference 𝐉 (or 𝐉). There is no named entity.