#include <fstream>

using namespace std;

ifstream cin("lgput.in");
ofstream cout("lgput.out");

int modulo = 1999999973;

int main()
{
    unsigned long long n, k, r = 1;
    cin >> n >> k;
    while(k > 0)
    {
        if(k % 2 == 1)
        {
            r = (r * n) % modulo;
        }
        n = (n * n) % modulo;
        k/=2;
    }
    cout<<r;
    return 0;
}