#include <iostream>
#include <fstream>

#define mod 1999999973
using namespace std;

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

long long recursiv(long long x,int n)
{
    int x_pat;
    x_pat = (x * x)%mod;
    if(n ==0)
        return 1;
    else
        if(n%2==0)
            return recursiv(x_pat,n/2);
        else
            return x*recursiv(x_pat,(n-1)/2);
}



int main()
{
    long long P=1;
    long long baza,exp;
    fin>>baza>>exp;
    fout<<recursiv(baza,exp);

    return 0;
}