#include <fstream>
#define mod 1999999973
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
long long p,x,n;
int main(){

    fin >> x >> n;
    fin.close();
    p=1;
    while(n)
    {
        if(n%2!=0)
            p=(p*x)%mod;
        x=(x*x)%mod;
        n/=2;
    }
    fout << p<<"\n";
    fout.close();
    return 0;
}