#include<fstream>
#define mod 1999999973
using namespace std;
long long n,p,k;
int main()
{
    ifstream f("lgput.in");
    ofstream g("lgput.out");
    f>>n>>p;
    k=1;
    while(p!=0)
    {
        if(p%2==1)
            k=(k*n)%mod ;
        n=n*n%mod;
        p=p/2;
    }
    g<<k<<" ";
}