#include <iostream>
#include <fstream>
#define mod 1999999973;
using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");
int ridicarelog(int n, int p)
{
    int r=1;
    while(p)
    {
        if(p%2==1)
            r=(1LL*r*n)%mod;
        n=(1LL*n*n)%mod;
        p=p/2;
    }
    return r;
}
int main()
{
int a,b;
f>>a>>b;
g<<ridicarelog(a,b);
    return 0;
}