#include<iostream>
#include<fstream>
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
int const m = 1999999973;
unsigned int i, b, e;
long long a, sol;

int main()
{
    fin>>b>>e;     // b=baza, e=exponent
    sol=1;
    a=b;
    for(i=0; (1<<i)<=e; i++)
    {
        if( ((1<<i)&e) > 0 )
            sol = ((sol % m) * (a % m)) % m;
        a = ((a % m) * (a % m)) % m;
    }
    fout<<sol%m;
    fin.close();
    fout.close();
    return 0;
}