#include <bits/stdc++.h>
#define MOD 1999999973
using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");
long long a,n,b,rez=1;
int main()
{
    f>>a>>b;
    rez=1;
    while(b)
    {
        if(b%2==1)
        {
            rez=(1LL*rez*a)%MOD;
        }
        a=(1LL*a*a)%MOD;
        b/=2;
    }
    g<<rez;
    return 0;
}