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