#include <fstream>

using namespace std;
ifstream cin("moka.in");
ofstream cout("moka.out");
#define mod 1999999973
long long putere(long long a, long long n)
{
    long long p = 1;
    while (n != 0)
    {
        if (n % 2 == 1)
            p = p * a % mod;
        n /= 2;
        a = a % mod;
        a = a * a % mod;
    }
    return p % mod;
}

int main()
{
    long long a, n;
    cin >> a >> n;
    cout << putere(a, n);
    return 0;
}