#include <bits/stdc++.h>

using namespace std;

#define MOD 1999999973

ifstream fin("lgput.in");
ofstream fout("lgput.out");

int main()
{
    unsigned long long x, n, y;

    fin >> x >> n;

    y = 1;
    while (n > 1)
    {
    	if (n % 2)
    		y = (y * x) % MOD;
		n = n / 2;
		x = (x * x) % MOD;
 	}
    
    fout << (x * y) % MOD;
	
	return 0;
}