#include <bits/stdc++.h>

using namespace std;

ifstream f("lgput.in");
ofstream g("lgput.out");
const int64_t MOD=1999999973LL;
int64_t a,n;

int64_t putere2(int64_t b,int64_t e)
{
    int64_t r=1LL,p=b;
    while(e)
    {
        if(e%2)r=r*p%MOD;
        e/=2;
        p=p*p%MOD;
    }
    return r;
}
int main()
{
    f>>a>>n;
    g<<putere2(a,n);
    return 0;
}