#include <iostream>
#include <fstream>
using namespace std;

ifstream f("lgput.in");
ofstream g("lgput.out");

const long m=1999999973;

long long puteri(long long x, long long n)
{
    if(n==0)
    {
        return 1;
    }
    else if(n==1)
    {
        return x%m;
    }
    else if(n%2==0)
    {
        return puteri((x*x)%m, n/2);
    }
    else if(n%2==1)
    {
        return (x%m)*puteri((x*x)%m, (n-1)/2);
    }
}

int main()
{
    long long n, x;
    f>>x>>n;
    g<<puteri(x, n);
    return 0;
}