0x1F3B
0x1F3B is a hexadecimal numeral. The prefix 0x indicates hexadecimal notation, so the value equals 7995 in decimal. In many programming and configuration contexts, 0x1F3B is simply a numeric constant, but it can also correspond to a Unicode code point if interpreted as such.
In Unicode, the code point commonly derived from 0x1F3B is U+01F3B. This places it in the Greek
When used as a Unicode escape or reference, 0x1F3B can be represented as the escape sequence U+01F3B
Context matters: 0x1F3B is not automatically the same in every setting. If interpreted as a raw 16-bit
See also: Unicode, UTF-8, hexadecimal notation, Unicode code points, Greek Extended.