#include <bits/stdc++.h>
using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");
const int64_t MOD=1999999973LL;
int64_t b,e;
int64_t putere(int64_t b,int64_t e)
{
    if(e==0)
        return 1LL;
    int64_t r=putere(b,e/2);
    r=r*r%MOD;
    if(e%2==1)
        r=r*b%MOD;
    return r;
}

int main()
{
    int64_t B,E;
    f>>B>>E;
    g<<putere(B,E)<<'\n';
    return 0;
}