∫
U+222B INTEGRAL
Mathematical Operators · Math symbol
| Name | INTEGRAL |
|---|---|
| Code point | U+222B |
| Decimal | 8747 |
| Block | Mathematical Operators |
| Category | Math symbol (Sm) |
| UTF-8 | E2 88 AB |
| UTF-16 | 222B |
| UTF-32 | 0000222B |
| HTML | ∫ ∫ ∫ |
| CSS | \222B |
| JavaScript | \u222B |
| Python | \u222b |
| URL-encoded | %E2%88%AB |
Frequently asked questions
What is the character U+222B?
U+222B ∫ is officially named INTEGRAL. It belongs to the Mathematical Operators block and the category Math symbol.
How do I type ∫?
Windows (Word, WordPad): type 222B, then press Alt+X. Linux (GTK/IBus): Ctrl+Shift+U 222b, then Space. macOS: enable the “Unicode Hex Input” keyboard, hold Option and type 222B. Or simply copy it from this page.
How do I write ∫ in HTML?
As a numeric character reference ∫ (decimal) or ∫ (hexadecimal). In UTF-8 documents you can also insert the character directly. There is also the named entity ∫.
How is ∫ encoded in UTF-8?
In UTF-8 the character takes 3 bytes: E2 88 AB. In UTF-16: 222B.