#include<fstream>
#define mod 1999999973
using namespace std;
long long x,n,i,sol;

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

int main()
{
    fin>>x>>n;
    sol=1;

    for(i=0;(1<<i)<=n;i++)
    {
        if((1<<i)&n)sol=(sol*x)%mod;

        x=(x*x)%mod;
    }

    fout<<sol;
    return 0;
}