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

long long putere(long long x, long long y)
{
    int i;
    long long a=1,b=x;
    for(i=0;(1<<i)<=y;++i)
    {
        if(((1<<i)&y) > 0)
            a=(a*b)%nr;
        b=(b*b)%nr;
    }
    return a;
}
int main()
{
    long long n,p;
    f>>n>>p;
    g<<putere(n,p)%nr;
    return 0;
}