#include <bits/stdc++.h>
#define MOD 1999999973
using namespace std;

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

long long log(int a , int n)
{
    long long p = 1;
    while (n > 0)
    {
        if (n % 2 == 1) p = 1LL*p * a % MOD;
        n /= 2;
        a = 1LL*a * a % MOD;
    }
    return p;
}

int main()
{
    int a , n;
    fin >> a >> n;
    fout << log(a , n);
    return 0;
}