Code point
U+2144
Glyph appearance depends on your fonts.
U+2144
SmU+2144 TURNED SANS-SERIF CAPITAL Y is a Unicode 16.0.0 character in the Math Symbol category. It belongs to the Letterlike Symbols block.
Choose the representation you need, then copy its value.
U+2144
8516
⅄
⅄
E2 85 84
2144
00002144
%E2%85%84
\u2144
\u2144
\u2144
\2144