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What does a 0x prefix on a number mean?
const int shared_segment_size = 0x6400;
It’s from a C program. I can’t recall what it amounts to and particularly what the letter x means.
Literals that start with
0xare hexadecimal integers. (base 16)The number
0x6400is25600.For an example including letters (also used in hexadecimal notation where A = 10, B = 11 … F = 15)
The number
0x6BF0is27632.