#include <fstream>
#define m 1999999973
using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");
unsigned long long n,p;
int main()
{
    unsigned long long rez=1,i;
    f>>n>>p;
    for(i=0;(1<<i)<=p;i++)
    {
        if(1<<i & p)
            rez=(n*rez)%m;
        n=(n*n)%m;
    }
    g<<rez<<'\n';
    return 0;
}