#include <fstream>
#define mod 1999999973
using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");

long long lgput(long long n,long long p)
{
    if(p==0) return 1;
    if(p==1) return n;
    if(n%2==0) return lgput(n*n%mod,p/2)%mod;
    return n*lgput(n*n%mod,(p-1)/2)%mod;
}

int main(){
    long long k,l;
    f>>k>>l;
    g<<lgput(k,l);
}