#include <iostream>
#include <fstream>
#define MOD 1999999973
using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");
long long numar, put, rez=1;
int main()
{
    f>>numar>>put;
    while(put)
    {
        if(put%2==1)
            rez=(numar*rez)%MOD;
        numar=(numar*numar)%MOD;
        put/=2;
    }
    g<<rez;
    return 0;
}