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

   }
   cout<<p;
    return 0;
}