#include <fstream>
#define in "lgput.in"
#define out "lgput.out"
#define mod 1999999973
using namespace std;

ifstream fin(in);
ofstream fout(out);

typedef unsigned long long ull;

inline ull ridlog(ull n,ull p)
{
    if(p < 2) return n%mod;

    int R = ridlog(n,p/2);

    if(p%2 == 0)
    {
        return (R*R)%mod;
    }
    return (((R*R)%mod)*n)%mod;

}


int main()
{
    ull n,p;
    fin>>n>>p;
    fout<<ridlog(n,p)%mod;

    fin.close(); fout.close();
    return 0;
}