#include <fstream>
using namespace std;

ifstream fin ("lgput.in");
ofstream fout ("lgput.out");

const unsigned mod = 1999999973;

unsigned long long a, b, sol = 1, tmp = 1;

int main() {
    fin >> a >> b;
    b %= (mod - 1);
    tmp = a;
    for (unsigned i = 1; i <= b; i <<= 1) {
        if (i & b)
            sol = (sol * tmp) % mod;
        tmp = (tmp * tmp) % mod;
    }
    fout << sol;
}