#include <fstream>
#define MOD 1999999973
using namespace std;
ifstream f("lbput.in");
ofstream g("lbput.out");
unsigned long long n,p,max1,x,putere;
int main()
{
    f>>n>>p;
    putere=1;
    while(p!=0)
    {
        if(p%2==1)
        {
            putere *=n % MOD;
            p--;
        }
        n *= n % MOD;
        p >>= 1;
    }
    g<<putere;
    return 0;
}