#include <fstream>
#include <iostream>
using namespace std;

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

const int MOD = 1999999973;

long long power(long long x,long long n){
  if(n==1)
    return x;
  if(n%2==0)
    return power(x*x,n/2)%MOD;
  return x*power(x*x,n/2)%MOD;
}

int main()
{
    long long x,n;
    fin>>x>>n;
    fout<<power(x,n);
}