/*
 *
 * Dezimal: 123
 * Binär:    (64 + 32 + 16 + 8 + 0 + 2 + 1) = 1111011
 * Oktal:   173 = 3 + 7*8 + 1 * (8*8)
 * Hexadezimal: 7B
 */ 

#include <stdio.h>

int main()
{
	printf("Hexadezimal: %x, Dezimal: %d, Oktal: %o\n" , 123, 123, 123);
	return 0;
}