#include <fstream>
const int mod=1999999973;
using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");

long long putere(long long x, long long y){
if (y==0) return 1;
else

{

    if (y%2==1) return ((x%mod) * (putere(x%mod, (y-1))))%mod;
    else
        return putere((x%mod)*(x%mod),y/2);
}
}

int main()
{
    long long a,b;
    f>>a>>b;
    g<<putere(a,b)%mod;
    return 0;
}