𝒪

U+1D4AA MATHEMATICAL SCRIPT CAPITAL O

Mathematical Alphanumeric Symbols · Uppercase letter

NameMATHEMATICAL SCRIPT CAPITAL O
Code pointU+1D4AA
Decimal119978
BlockMathematical Alphanumeric Symbols
CategoryUppercase letter (Lu)
UTF-8F0 9D 92 AA
UTF-16D835 DCAA
UTF-320001D4AA
HTML𝒪 𝒪
CSS\1D4AA
JavaScript\uD835\uDCAA
Python\U0001d4aa
URL-encoded%F0%9D%92%AA
Decomposition<font> 004F

Frequently asked questions

What is the character U+1D4AA?

U+1D4AA 𝒪 is officially named MATHEMATICAL SCRIPT CAPITAL O. It belongs to the Mathematical Alphanumeric Symbols block and the category Uppercase letter.

How do I type 𝒪?

Windows (Word, WordPad): type 1D4AA, then press Alt+X. Linux (GTK/IBus): Ctrl+Shift+U 1d4aa, then Space. macOS: enable the “Unicode Hex Input” keyboard, hold Option and type 1D4AA. Or simply copy it from this page.

How do I write 𝒪 in HTML?

As a numeric character reference &#119978; (decimal) or &#x1D4AA; (hexadecimal). In UTF-8 documents you can also insert the character directly.

How is 𝒪 encoded in UTF-8?

In UTF-8 the character takes 4 bytes: F0 9D 92 AA. In UTF-16: D835 DCAA.

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