√ Square Root

radical sign

U+221A

Click to copy and paste symbol

Technical information

Name Square Root
Unicode number
U+221A
HTML-code
√
CSS-code
\221A
Entity
Block Mathematical Operators
Unicode version: 1.1 (1993)
Alt code:
Alt 251 (English keyboard layout)

Symbol meaning

Square Root. Mathematical Operators.

Square Root was approved as part of Unicode 1.1 in 1993.

Properties

Age 1.1
Block Mathematical Operators
Bidi Paired Bracket Type None
Composition Exclusion No
Case Folding 221A
Simple Case Folding 221A

Encoding

Encoding hex dec (bytes) dec binary
UTF-8 E2 88 9A 226 136 154 14846106 11100010 10001000 10011010
UTF-16BE 22 1A 34 26 8730 00100010 00011010
UTF-16LE 1A 22 26 34 6690 00011010 00100010
UTF-32BE 00 00 22 1A 0 0 34 26 8730 00000000 00000000 00100010 00011010
UTF-32LE 1A 22 00 00 26 34 0 0 438435840 00011010 00100010 00000000 00000000
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