#include <fstream>
#define N 1999999973
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
int n;
long long p,x;
int main()
{
    fin>>x>>n;
    p=1;
    while(n>0)

    {
        if(n%2)
        {
            p=(p*x)%N;;
            n=n-1;
        }
        x=(x*x)%N;
        n=n/2;
    }
    fout<<p;
    return 0;
}