#include <bits/stdc++.h>

using namespace std;
ifstream fin ("lgput.in");
ofstream fout ("lgput.out");
int main()
{
    unsigned long long a,b;
    const int mod = 1999999973;
    fin >> a >> b;
    unsigned long long rezultat = 1;
    while (b){
        if (b&1) rezultat = (rezultat* a) % mod;
        b >>= 1;
        a = (a * a) % mod;
    }
    fout << rezultat;
    return 0;
}