#include <bits/stdc++.h>
#define MOD 1999999973
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
int a,b;

int putere(int a, int b)
{
    int p;
    p = 1;
    while(b > 0)
    {
        if(b % 2 == 1) p = 1LL * p * a % MOD;
        b/=2;
        a = 1LL * a * a % MOD;
    }
    return p;
}

int main()
{
    fin >> a >> b;
    fout << putere(a,b);
    fin.close();
    fout.close();
    return 0;
}