#include <stdio.h>

int main()
{
	int number = 0; 
	int count = 0;
	int i = 0;
	int arr1[10] = { 0 }; 
	scanf("%d", &number); 
	while (number)
	{
		arr1[i++] = (number % 6);
		number /= 6;
		count++; 
	}
	for (int j = count - 1; j >= 0; j--)
	{
		printf("%d", arr1[j]); 
	}
	return 0; 
}