#include <iostream>
#include <fstream>

using namespace std;
ifstream in("lgput.in");
ofstream out("lgput.out");
constexpr long long mod = 1999999973;
long long pow(long long a, long long p)
{
    long long r = 1;
    while(p)
    {
        if ( p % 2 ==  1 )
            r = r%mod*a%mod, r%=mod;
        a=a*a%mod;
        a%=mod;
        p/=2;
    }
    return r;
}
int main()
{
    long long a, b;
    in >> a >> b;
    out << pow(a, b);

    return 0;
}