0o4243
0o4243 is an octal numeral written with the Python-style prefix 0o. It denotes the base-8 representation of a number, not a decimal or hexadecimal literal by itself.
Value: In decimal, 0o4243 equals 2211. This is computed as 4*8^3 + 2*8^2 + 4*8 + 3 = 2048 + 128
Usage in programming: In Python (version 3 and later), 0o4243 is an octal literal and evaluates to
Context and interpretation: The digits 4, 2, 4, 3 are each in the range 0–7, consistent with
See also: Octal numeral system; Python numeric literals; Hexadecimal and decimal conversions.