#include <bits/stdc++.h>
#define mod 1999999973
#define ll long long
using namespace std;

ifstream f("lgput.in");
ofstream g("lgput.out");

ll x, y;

void read() {
    f>>x>>y;
}

ll fast(ll x, ll p) {
    if (p == 0) return 1;
    if (p % 2 == 0) return (fast((x*x)%mod, p/2))%mod;
    return (x*(fast((x*x)%mod, (p-1)/2)%mod))%mod;
}

int main() {

    read();
    g<<fast(x,y)<<'\n';

    f.close(); g.close();
    return 0;
}