#include <bits/stdc++.h>
using namespace std;
const int m = 1999999973;
long long a,b,i,sl;
string s;

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

int main()
{
    fin >> a >> b ;
    sl=1;
    for (i=0;(1<<i)<=b;i++)
    {
        if (((1<<i)&b)>0)
        {
        sl=(sl*a)%m; 
        }
        a=(a*a)%m;   
    }
    fout << sl <<"\n";
    return 0;
	
}