#include <iostream>
#include <fstream>
using namespace std;
#define m 1999999973
#define ull unsigned long long
ifstream in("lgput.in");
ofstream out("lgput.out");
int main()
{
    ull n,p,r=1;
    in>>n>>p;
    while(p)
    {
        if(p&1)
            r = ((r%m)*(n%m))%m;
        n = ((n%m)*(n%m))%m;
        p>>=1;
    }
    out<<r;
    return 0;
}