#include <bits/stdc++.h>
#define mod 1999999973

using namespace std;

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

long long putere(long long baza, long long exp)
{
    if(exp==0)return 1;
    if(exp==1)return baza;
    if(exp%2==1)return (baza*putere(baza,exp-1)%mod)%mod;
    if(exp%2==0)return (putere((baza*baza)%mod,exp/2)%mod);
}

long long a,b;
int main()
{
    f>>a>>b;
    g<<putere(a,b)%mod;
    return 0;
}