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

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

long long n, x;

void LogP(long long a, long long n)
{
    long long p = 1;
    while(n != 0)
    {
        if(n % 2 == 1)
            p = p * 1LL * p * a % P;
        n = n / 2;
        a = 1LL * a * a % P;
    }
    fout << p << "\n";
}

int main()
{
    fin >> x >> n;
    LogP(x, n);
    fout.close();

    return 0;
}