#include <iostream>
#include <fstream>
using namespace std;
const int mod = 1999999973;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
unsigned long long int a, n, p;
int main()
{
    fin>>a>>n;
    p=1;
    while(n > 0)
    {
        if(n&1)
        {
            p=(p*a)%mod;
        }
        a=(a*a)%mod;
        n/=2;
    }
    fout<<p;
    fin.close();
    fout.close();
    return 0;
}