#include <fstream>
#define ll long long
#define mod 1999999973
using namespace std;

ifstream fin("lgput.in");
ofstream fout("lgput.out");

int main()
{
    ll a, b;
    fin >> a >> b;

    ll rez = 1, x = a % mod;
    while(b)
    {
        if (b % 2 == 1) rez = (rez * x) % mod;
        x = (x * x) % mod;
        b /= 2;
    }
    fout << rez % mod;

    fin.close();
    fout.close();
    return 0;
}