#include <bits/stdc++.h>
using namespace std;
ifstream in("lgput.in");
ofstream out("lgput.out");
typedef long long ll;
const ll mod=1999999973;
ll power(ll a,ll b)
{
    ll ans=1;
    while(b)
    {
        if(b&1) ans=(ans*a)%mod;
        a=(a*a)%mod;
        b>>=1;
    }
    return ans;
}
int main()
{
    ll a,b;
    in>>a>>b;
    out<<power(a,b)<<'\n';
    return 0;
}