#include <fstream>

using namespace std;

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

#define MOD 1999999973

unsigned int a, b, nr;

///ridicare la putere pe biti;
static inline int putere(unsigned int a, unsigned int b) {
    nr = 1;
    for(int i = 0; (1 << i) <= b; i++) {
        if((1 << i) & b)    ///daca apare bitul actual in b;
            nr = (1LL * nr * a) % MOD;
        a = (1LL * a * a) % MOD;
    }
    return nr;
}

int main() {
    cin >> a >> b;
    cout << putere(a, b);

    return 0;
}