Math

How to type Infinity (∞)

Copy the character, or use the shortcut that matches your keyboard and app.

Windows

Hold Alt and type 236 on the numeric keypad.

Mac

Option + 5

Microsoft Word

Type 221E then Alt + X

Google Docs

Insert → Special characters → infinity

How to insert it

Copy

Click the keycap, then paste with Ctrl+V or Cmd+V.

Alt code

Num Lock on, hold Alt, type 236, release Alt.

Code

Use the Unicode, HTML, CSS, or JS value below in documents and stylesheets.

Unicode
U+221E
HTML decimal
∞
HTML hex
∞
CSS
\221E
JavaScript
\u{221E}
Alt code
Alt + 236

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