0x125A
0x125A is a hexadecimal numeral. The value in decimal is 4698; in binary it's 0001 0010 0101 1010. It uses digits 0-9 and letters A-F.
In computing, 0x prefix denotes a base-16 literal in many programming languages (C, C++, Java, JavaScript, Python).
The same string may be displayed or stored as part of larger identifiers in hex form, such
In Unicode terminology, code points are written as U+125A; 0x125A corresponds to the numeric value of that
See also: Hexadecimal, Hex literals, Memory address, Bitmask, Unicode code point.