Mathematical symbol Not Identical to

About this character

The character ≢ carries the official Unicode name “Mathematical symbol Not Identical to” and the code point U+2262, which is 8802 in decimal. It belongs to the Mathematical Operators block (U+2200–U+22FF), which gathers the operators, quantifiers and relations of algebra, logic and set theory.

In memory, ≢ takes 3 bytes in UTF-8 (0xE2 0x89 0xA2) and 1 in UTF-16 (0x2262). That difference is why badly configured forms or databases garble this character: they assume one byte per character.

How to type ≢

System What to do
Windows In Word or WordPad, type 2262 and press Alt + X to turn the code into the character.
macOS On a Mac, open the Character Viewer with Ctrl + ⌘ + Space and search for “Mathematical symbol Not Identical to”.
Linux On Linux (GTK), type Ctrl + ⇧ + U, 2262 then press Enter.
HTML / Web In an HTML page, write . Use \2262 in CSS, \u2262 in JavaScript and \u2262 in Python.
On this site The simplest route is the Copy button above: the character goes straight to your clipboard, ready to paste anywhere.

Keyboards that include ≢

This character is not on any common physical layout, so the Copy button above is the quickest way to get it into a document.

Codes and encodings

Property Value
Code pointU+2262
Unicode blockMathematical Operators (U+2200–U+22FF)
Decimal8802
Hexadecimal0x2262
Octal021142
Binary10001001100010
UTF-8 bytes0xE2 0x89 0xA2
UTF-16 units0x2262
Named HTML entityNone
Decimal HTML entity≢
Hex HTML entity≢
CSS escape\2262
JavaScript escape\u2262
Python escape\u2262
URL encoding%E2%89%A2

Frequently asked questions

What is the Unicode code for ≢?

Its code point is U+2262, which is 8802 in decimal and 021142 in octal. In HTML you can write it as or .

Why does ≢ show up as a box or a question mark?

An empty box means the font has no glyph for U+2262. The character is still in the text: switching to a font that covers the block (Noto, DejaVu or Segoe UI Symbol) makes it appear.

Can I use ≢ in a filename, a URL or a password?

In a URL it must be encoded as %E2%89%A2. Modern filesystems accept it, though it is still risky when moving files between systems. For passwords, some forms reject non-ASCII characters outright.

Characters from the same block