𝐁

U+1D401 MATHEMATICAL BOLD CAPITAL B

Mathematical Alphanumeric Symbols Β· Uppercase letter

NameMATHEMATICAL BOLD CAPITAL B
Code pointU+1D401
Decimal119809
BlockMathematical Alphanumeric Symbols
CategoryUppercase letter (Lu)
UTF-8F0 9D 90 81
UTF-16D835 DC01
UTF-320001D401
HTML𝐁 𝐁
CSS\1D401
JavaScript\uD835\uDC01
Python\U0001d401
URL-encoded%F0%9D%90%81
Decomposition<font> 0042

Frequently asked questions

What is the character U+1D401?

U+1D401 𝐁 is officially named MATHEMATICAL BOLD CAPITAL B. It belongs to the Mathematical Alphanumeric Symbols block and the category Uppercase letter.

How do I type 𝐁?

Windows (Word, WordPad): type 1D401, then press Alt+X. Linux (GTK/IBus): Ctrl+Shift+U 1d401, then Space. macOS: enable the β€œUnicode Hex Input” keyboard, hold Option and type 1D401. Or simply copy it from this page.

How do I write 𝐁 in HTML?

As a numeric character reference &#119809; (decimal) or &#x1D401; (hexadecimal). In UTF-8 documents you can also insert the character directly.

How is 𝐁 encoded in UTF-8?

In UTF-8 the character takes 4 bytes: F0 9D 90 81. In UTF-16: D835 DC01.

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