#include <iostream>
#include <fstream>
#define mod 1999999973
#define ll long long int
using namespace std;

ifstream fin("lfput.in");
ofstream fout("lgput.out");
ll e,n;
int exp(ll a, ll b)
{
    ll rez=1;
    while(b)
    {
        if(b%2==1)
            rez=rez*a%mod;
        a=a*a%mod;
        b/=2;
    }
    return rez%mod;
}
int main()
{
    cin>>n>>e;
    cout<<exp(n,e);
    return 0;
}