Square Root
Unicode
U+221A
Decimal
8730
HTML entity
√
HTML (numeric)
√ · √
Alt code (Windows)
Alt + 8730
Category
Math symbols
Related characters
FAQ — Square Root
What is the Unicode code of √ (Square Root)?
The Square Root character has the Unicode codepoint U+221A (decimal 8730). Its HTML form is √, or √ (decimal) / √ (hex).
How do I type √ with an alt code?
On Windows, hold the Alt key and type Alt + 8730 on the numeric keypad. Or copy the character directly with the button above.
Which category does √ belong to?
Square Root is in the "Math symbols" category.