Keyboard Shortcuts for Infinity Symbol

The mathematical meaning of infinity is a number larger than any countable number. The simple example is that any number divided by zero will result in infinity. For example, 5/0=∞. However, it is difficult to type this simple equation in documents as infinity symbol does not have a dedicated key. If you frequently type infinity symbol, here are the keyboard shortcuts and other ways to use.

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Keyboard Shortcuts Summary for Infinity Symbol

Here is the summary of shortcuts for infinity symbol. The symbol has a Unicode point U+221E which you can use in different formats to insert on various applications.

Symbol Name	Infinity (∞)
Alt Code Shortcut	Alt + 8734
Alt + X (Word Document)	221E Alt + X
Mac Shortcut	Option + 221E
HTML Entity Decimal	∞
HTML Entity Hexadecimal	∞
HTML Entity Name	∞
CSS Value	\221E;
JS Escape Sequence	\u221E
Decimal	8734
Hexadecimal	221E
Unicode	U+221E

Keyboard Shortcuts to Type Infinity Symbol in Windows

There are multiple ways to use in Windows to type infinity symbol

Alt Code Keyboard Shortcuts for Infinity Symbol

The easiest way to insert infinity symbol on any Windows application is to use alt code shortcuts.

• Turn on number lock on your keyboard.
• Hold one of the alt keys available right and left side of the shift key.
• Type 8734 using number pad on your keyboard.
• This will make the infinity symbol ∞.

However, this method needs a keyboard with separate number pad. If you are using a compact laptop does not have separate number pad, check out this article on whether your keyboard supports alt code.

Alt + X Shortcut for Microsoft Word

In the above method, we use the decimal code along with alt keys on your keyboard. Alternatively, you can also use hexadecimal value with alt code. But this method will work only on Microsoft Word documents. Type the hexadecimal value 221E and then press alt + x keys together to make infinity symbol.

221E Alt + X = ∞

Using Symbol Utility in Office Documents

Do not worry, if keyboard shortcuts do not help you. There are many other alternate options available for typing symbols in Windows computer. Follow the below instructions on any Office documents like Word, Excel, PowerPoint and Outlook.

• Go to “Insert > Symbols > Symbol > More Symbols” menu.
• On the Symbol utility pop-up that opens up, select “Mathematical Operators” as a subset value.
• Find infinity symbol and click on “Insert” button to add the symbol in your document.

Using Equation Editor in Office Documents

Sometime, you may be frequently using equations involving mathematical operator like infinity, pi, division and other symbols. In this case, you can use the equation editor instead of keyboard shortcuts.

• Open Excel, Word or any other Office applications.
• Go to “Insert > Symbols > Equation” menu item.
• This will open equation editor and you can infinity symbol under basic math operators.
• You can also find predefined equations and formulae that you can insert directly by selecting.

The only problem with equation editor is that you have to adjust the inserted equations to align with other text content in your document. Especially, printing equations will be difficult as they are not regular text and align inappropriately.

Character Map to Copy Infinity Symbol

Similar to Symbol utility inside Office documents, you can use Character Map app to copy infinity symbol. The advantage here is that you can use the app independently to insert the symbol anywhere you need.

• Press “Control + R” keys to open Run prompt.
• Type charmap and press enter key, this will open Character Map app.
• Select “Unicode Subrange” option against “Group by” dropdown.
• On the pop-up, select “Mathematical Operators”.
• Find infinity symbol and click on it to select.
• Click on “Select” button and then “Copy” to copy the symbol into your clipboard.
• After that you can paste the symbol wherever you need.

Using Emoji Panel in Windows 10

Unicode has an official emoji for infinity symbol. You can use the emoji panel to insert this emoji on your documents. However, this emoji will be displayed inside a box in Windows computers making it useless for using for mathematical purposes. Fortunately, you can use the same emoji panel to insert the mathematical infinity symbol also.

• Press “Win + Dot” keys to open emoji panel.
• Type “infinity” to find the emoji symbol.

• Go to “Symbols > Math symbols” section and scroll down.
• Find mathematical infinity symbols and insert on your document.

Keyboard Shortcuts to Type Infinity Symbol in Mac

There are two ways you can type infinity symbol in macOS.

Using Option Key Shortcut

Option key in macOS is the equivalent of alt key in Windows OS. You can use hexadecimal codepoint 221E with option key in macOS.

• First change the input method to Unicode Hex Input.
• Hold one of the option keys on your keyboard.
• Type 221E to make infinity symbol ∞.

Using Character Viewer to Insert Infinity Symbol

Similar to Character Map in Windows, you can use Character Viewer app independently to insert any symbols.

• When you are in any application, press “Command + Control + Space” keys.
• Alternatively, go to “Edit > Emojis & Symbols” menu to open Character Viewer app.
• Type infinity in the search box to filter the symbol.
• Double click on the infinity symbol to insert on your document.

Infinity Symbol in HTML and CSS

Use one of the followings code formats in your HTML document to insert infinity symbol.

<p>&#8734;</p>
<p>&#x221E;</p>
<p>&infin;</p>

On CSS, you can use the following code using Unicode hexadecimal value of the symbol.

li:before {
	content:\221E;
	font-family:Arial;
}

Symbol Variations

You can customize the appearance infinity symbol like any other text content. It is possible to apply text effects to show the symbol different from regular text.

On Mac, you can choose the font variation directly from Character Viewer app without the need of manually applying text effects.

Other Infinity Symbols

Unicode has few other infinity symbols that also you can type with keyboard shortcuts.

Infinity Symbol	Name	Windows Shortcut	Mac Shortcut
♾	Infinity Emoji	Alt + 9854	Option + 267E
⧜	Incomplete Infinity	Alt + 10716	Option + 29DC
⧝	Tie Over Infinity	Alt + 10717	Option + 29DD
⧞	Infinity Negated with Vertical Bar	Alt + 10718	Option + 29DE

Infinity Emoji

As mentioned above, infinity emoji symbol has a hexadecimal code 267E. Though the name is same as mathematical infinity, the display of this emoji is different on different applications as below.

Platform	Display
Windows
Apple
Google
Facebook
Twitter

Insert Infinity Emoji in Android and iPhone

Since there is an emoji for infinity symbol, you can easily insert it on your Android or iOS smartphone. Remember on Android, you may need a keyboard extension app like Gboard to add emoji support.

• Tap on the emoji icon on your keyboard to switch the keys to emoji.
• Type “infinity” in the search box to filter the symbol.
• Tap on it to insert in the text box.
• Alternatively, you can tap on the symbols emoji icon and then find infinity.