Latin Capital Letter Sharp S
HTML Entity Browser Test:

U+1E9E is the Unicode hex value of the character Latin Capital Letter Sharp S, which is categorized as "uppercase letter" in the Unicode 6.0 character table.

Unicode Character Information
Unicode Hex U+1E9E
General Category Uppercase Letter [Code: Lu]
Canonical Combining Class 0
Bidirectional Category L
Mirrored N
Lowercase Version U+00DF
Unicode Character Encodings
Latin Capital Letter Sharp S HTML Entity ẞ (decimal entity), ẞ (hex entity)
Windows Key Code Alt 7838 or Alt +1E9E1
Programming Source Code Encodings Python hex: u"\u1E9E", Hex for C++ and Java: "\u1E9E"
UTF-8 Hexadecimal Encoding 0xE1BA9E
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 7838) will only work on computers with support for this Unicode character in the active code page. The hexadecimal alt code (Alt +1E9E) will work for all Unicode characters provided Hex input from the numeric keypad is enabled.
* If the Latin Capital Letter Sharp S character does not display correctly in your browser, you may not have a Unicode font on your system that supports this particular symbol.