Meetei Mayek Digit Zero
HTML Entity Browser Test:

U+ABF0 is the Unicode hex value of the character Meetei Mayek Digit Zero, which is categorized as "decimal digit number" in the Unicode 6.0 character table.

Unicode Character Information
Unicode Hex U+ABF0
Character Name MEETEI MAYEK DIGIT ZERO
General Category Decimal Digit Number [Code: Nd]
Canonical Combining Class 0
Bidirectional Category L
Mirrored N
Unicode Character Encodings
Meetei Mayek Digit Zero HTML Entity ꯰ (decimal entity), ꯰ (hex entity)
Windows Key Code Alt 44016 or Alt +ABF01
Programming Source Code Encodings Python hex: u"\uABF0", Hex for C++ and Java: "\uABF0"
UTF-8 Hexadecimal Encoding 0xEAAFB0
1 To type a Unicode symbol in Windows, hold down the ALT key and enter the decimal or hexadecimal code provided using the numeric keypad. The decimal alt code (Alt 44016) will only work on computers with support for this Unicode character in the active code page. The hexadecimal alt code (Alt +ABF0) will work for all Unicode characters provided Hex input from the numeric keypad is enabled.
* If the Meetei Mayek Digit Zero character does not display correctly in your browser, you may not have a Unicode font on your system that supports this particular symbol.