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

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

const long long modul=1999999973;

long long ridicare_putere(long long a, long long n)
{
    long long x;

    if(n==1)
    {
        return a%modul;
    }

    if(n==2)
        return (a%modul)*(a%modul);

    if(n%2==0)
    {
        x=ridicare_putere(a,n/2)%modul;
        return (x*x);
    }
    else
    {
        x=ridicare_putere(a,n-1)%modul;
        return x%modul*a;
    }



}

int main()
{
    long long a,n,i,s;

    fin>>a>>n;


    //fout<<s;


    fout<<ridicare_putere(a,n)%modul;

    return 0;
}