0x4158
0x4158 is a 16‑bit hexadecimal number that equals 16728 in decimal notation. In ASCII, the two bytes 0x41 and 0x58 correspond to the capital letters 'A' and 'X', so the value can be read as the two–letter string “AX”. The hexadecimal notation is commonly used in computing to represent binary data in a compact form.
The combination 0x4158 appears in a few technical contexts. In the Windows operating system it has been
Because the value translates directly to readable ASCII, it is also employed in debugging output and logging,