⅀

U+2140 DOUBLE-STRUCK N-ARY SUMMATION

Letterlike Symbols · Math symbol

NameDOUBLE-STRUCK N-ARY SUMMATION
Code pointU+2140
Decimal8512
BlockLetterlike Symbols
CategoryMath symbol (Sm)
UTF-8E2 85 80
UTF-162140
UTF-3200002140
HTML⅀ ⅀
CSS\2140
JavaScript\u2140
Python\u2140
URL-encoded%E2%85%80
Decomposition<font> 2211

Frequently asked questions

What is the character U+2140?

U+2140 ⅀ is officially named DOUBLE-STRUCK N-ARY SUMMATION. It belongs to the Letterlike Symbols block and the category Math symbol.

How do I type ⅀?

Windows (Word, WordPad): type 2140, then press Alt+X. Linux (GTK/IBus): Ctrl+Shift+U 2140, then Space. macOS: enable the “Unicode Hex Input” keyboard, hold Option and type 2140. Or simply copy it from this page.

How do I write ⅀ in HTML?

As a numeric character reference &#8512; (decimal) or &#x2140; (hexadecimal). In UTF-8 documents you can also insert the character directly.

How is ⅀ encoded in UTF-8?

In UTF-8 the character takes 3 bytes: E2 85 80. In UTF-16: 2140.

Nearby entries