#include <bits/stdc++.h>

using namespace std;

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

const int MOD=1999999973;

long long n,p;

int main()
{
    fin>>n>>p;
    int rest=1;
    for(;p>1;)
    {
        if(p%2==1)
        {
            rest*=n;
        }
        n=(n*n)%MOD;
        p/=2;
    }
    fout<<n*rest;
    return 0;
}