#include    <iostream>
#include    <fstream>

using namespace std;

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

const int mod = 1999999973;
#define ll long long

ll lgput(ll a, ll b) {
  ll P;
  if (!b)
    return 1;
  else {
    P = lgput(a, b / 2);
    P = (P * P) % mod;
    if (P % 2 == 1)
      P = (P * a) % mod;
  }
  return P % mod;
}

int main()
{
  ll a, b;
  in >> a >> b;
  out<<lgput(a, b);
}