CIRCLED NUMBER THIRTY ON BLACK SQUARE
U+324A
㉊
Block
Enclosed CJK Letters and Months
Category
Other Number
UTF-8
0xE3 0x89 0x8A
UTF-16
0xFF 0xFE 0x4A 0x32
UTF-32
0xFF 0xFE 0x0 0x0 0x4A 0x32 0x0 0x0
HTML
㉊
Python
u"\u324A"