Superscript Zero Symbol

A symbol from the Superscript and Subscript Symbols collection. Click the symbol or the button below to copy.

Superscript and Subscript Symbols collection

Symbol: ⁰
Unicode: U+2070
HTML entity: ⁰
Category: Superscript and Subscript Symbols

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1 of 45 in the superscript and subscript symbols collection

About the superscript zero symbol

The character appears as a smaller zero raised above the baseline. It is a typographic variant of the digit zero used in mathematical and scientific notation for exponents, such as in expressions like x⁰, where it represents the power of zero. As part of the Superscripts and Subscripts block, it also appears in footnotes, chemical formulas, and other contexts requiring elevated numerical notation.

How to type Superscript Zero

Native keyboard shortcuts for each operating system — derived from the codepoint, so the steps below are always accurate.

Windows

2 options

In Word / Outlook: type 2070 then press Alt + X.
Anywhere: press Win + . to open the emoji & symbol picker, then search.

macOS

2 options

Enable “Unicode Hex Input” in System Settings → Keyboard, then hold Option and type 2070.
Or: Control + Command + Space opens the Character Viewer — search by name.