U+1D4AA ยท Mathematical Alphanumeric Symbols
Mathematical Script Capital O ๐ช
Mathematical Script Capital O is the Unicode character U+1D4AA (official name โMATHEMATICAL SCRIPT CAPITAL Oโ) from the Mathematical Alphanumeric Symbols block. It belongs to SymbolHeroโs 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+1D4AA | |
|---|---|---|
| Decimal | 119978 | |
| HTML named entity | 𝒪 | |
| HTML (hex) | 𝒪 | |
| HTML (decimal) | 𝒪 | |
| CSS | \1D4AA | |
| JavaScript | \u{1D4AA} or "\uD835\uDCAA" | |
| Python | \U0001D4AA | |
| UTF-8 bytes | F0 9D 92 AA | |
| UTF-16 | D835 DCAA | |
| URL-encoded | %F0%9D%92%AA |
Character details
| Official name | MATHEMATICAL SCRIPT CAPITAL O |
|---|---|
| Unicode block | Mathematical Alphanumeric Symbols |
| General category | Uppercase Letter (Lu) |
| SymbolHero category | Fancy Letters (Math Alphanumeric) |
| Decomposition | <font> U+004F |
| Emoji | No |
How to type ๐ช
Windows
- In Microsoft Word or Outlook: type
1D4AAthen press Alt + X.
Mac
- Press Control + Command + Space to open the Character Viewer, search โmathematical script capital oโ, 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 โ Special characters, then search โmathematical script capital oโ or enter
U+1D4AA. - HTML:
𝒪or𝒪 - Excel / Google Sheets:
=UNICHAR(119978)
Similar fancy letters (math alphanumeric)
Questions
What is the Unicode for ๐ช?
It is U+1D4AA (MATHEMATICAL SCRIPT CAPITAL O), decimal 119978.
Is there a Windows Alt code for it?
No standard Alt code exists for this character. In Word type 1D4AA 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 โmathematical script capital oโ, or copy it from this page.
What is the HTML code?
Use the named entity 𝒪 or the numeric reference 𝒪.