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