Code point
U+303A
Glyph appearance depends on your fonts.
U+303A
Nl<compat> 5345U+303A HANGZHOU NUMERAL THIRTY is a Unicode 16.0.0 character in the Letter Number category. It belongs to the CJK Symbols and Punctuation block.
Choose the representation you need, then copy its value.
U+303A
12346
〺
〺
E3 80 BA
303A
0000303A
%E3%80%BA
\u303A
\u303A
\u303A
\303A