#include <fstream>

using namespace std;

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

long long fast_exp(long long base, long long exp, long long mod) {
	exp = exp % (mod - 1);
	long long result = 1;

	while(exp) {
		if(exp & 1)
			result = result * base % mod;
		base = base * base % mod;
		exp >>= 1;
	}

	return result;
}

int main() {
	long long base, exp;
	const long long mod = 1999999973;

	cin >> base >> exp;
	cout << fast_exp(base, exp, mod);

	return 0;
}