#include <iostream>
#include <fstream>
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
#define MOD 1999999973
long long pow(long long a, long long b)
{
    if(b==1)return a%MOD;
    if(b%2)
        return (a*pow(a,b-1))%MOD;
    else
        return pow(a*a,b/2)%MOD;
}
int main()
{
    long long a,b;
    fin>>a>>b;
    fout<<pow(a,b);
    return 0;
}