#include <iostream>
#include <fstream>

using namespace std;

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

int main()
{
    const int mod=1999999973;
    long long a, b, rasp{1};
    cin >> a >> b;
    while(b>0)
    {
        if(b%2==1)
        {
            rasp = (rasp*a)%mod;
        }
        a = a*a%mod;
        b/=2;
    }
    cout << rasp;
    return 0;
}