𝑂

U+1D442 MATHEMATICAL ITALIC CAPITAL O

Mathematical Alphanumeric Symbols Β· Uppercase letter

NameMATHEMATICAL ITALIC CAPITAL O
Code pointU+1D442
Decimal119874
BlockMathematical Alphanumeric Symbols
CategoryUppercase letter (Lu)
UTF-8F0 9D 91 82
UTF-16D835 DC42
UTF-320001D442
HTML𝑂 𝑂
CSS\1D442
JavaScript\uD835\uDC42
Python\U0001d442
URL-encoded%F0%9D%91%82
Decomposition<font> 004F

Frequently asked questions

What is the character U+1D442?

U+1D442 𝑂 is officially named MATHEMATICAL ITALIC CAPITAL O. It belongs to the Mathematical Alphanumeric Symbols block and the category Uppercase letter.

How do I type 𝑂?

Windows (Word, WordPad): type 1D442, then press Alt+X. Linux (GTK/IBus): Ctrl+Shift+U 1d442, then Space. macOS: enable the β€œUnicode Hex Input” keyboard, hold Option and type 1D442. Or simply copy it from this page.

How do I write 𝑂 in HTML?

As a numeric character reference &#119874; (decimal) or &#x1D442; (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 91 82. In UTF-16: D835 DC42.

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