#include <bits/stdc++.h>

using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");
const int64_t mod=1999999973LL;
int64_t a,n;
int64_t putere(int64_t b, int64_t e);
int main()
{
    f>>a>>n;
    g<<putere(a,n);
    return 0;
}
int64_t putere(int64_t b, int64_t e)
{
    if(e==0)
        return 1LL;
    int64_t r=putere(b,e/2);
    r=r*r%mod;
    if(e%2==1)
        r=r*b%mod;
    return r;
}