#include <iostream>
#include <fstream>
#define inf 1999999973

using namespace std;

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

long long n, a, p=1;
int main()
{
    cin>>a>>n;
    while(n!=0){
        if(n%2){
            p=(p*a)%inf;
        }
        n/=2;
        a=(a*a)%inf;
    }

    cout<<p;

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