#include <fstream>
#define modulo 1999999973

using namespace std;

int main()
{
    long long n,p,x;
    ifstream fin("lgput.in");
    ofstream fout("lgput.out");
    fin>>n>>x;
    p=1;
    while(x!=0)
    {
        if (x%2==1)
        {
           x--;
           p=(p*n)%modulo;
        }
        n=(n*n)%modulo;
        x/=2;
    }
    fout<<p<<"\n";
    fin.close();
    fout.close();
    return 0;
}