#include <iostream>
#include <fstream>
using namespace std;

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

const long long mod = 1999999973;

int main()
{
    ios_base::sync_with_stdio(false);
    long long a, b, sol=1;
    fin >> a >> b;
    while(b)
    {
        if(b&1) sol=(sol*a)%mod;
        a=(a*a)%mod;
        b=b>>1;
    }
    fout << sol << "\n";
    fin.close();
    fout.close();
    return 0;
}