#include <iostream>
#include <bits/stdc++.h>
#define Mod 1999999973
using namespace std;
int LogP(int a,int n)
{
    int p=1;
    while(n>0)
    {
        if(n%2==1)
            p=(p*4)%Mod;
        a=(a*a)%Mod;
        n/=2;
    }
    return p;
}
int main()
{
    int a,n;
    ifstream fin("lgput.in");
    ofstream fout("lgput.out");
    fin>>a>>n;
    fout<<LogP(a,n)<<" ";
    return 0;
}