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

    return 0;
}