#include <fstream>
#define MOD 1999999973
using namespace std;

ifstream cin("lgput.in");
ofstream cout("lgput.out");

int main(){
    int a, b;
    cin >> a >> b;
    long long p = 1;
    while(b){
        if(b % 2 == 1){
            p = p * a;
        }
        a = a * a;
        b /= 2;
    }
    cout << p % MOD;
    return 0;
}