#include <fstream>
#define MOD 1999999973

using namespace std;

long long rec(long long a, long long b) {
    if (b == 0)
        return 1;

    long long c = rec(a, b/2);

    if (b%2 == 0)
        return c * c % MOD;
    else
        return c * c % MOD * a % MOD;
}

ifstream fin ("lgput.in");
ofstream fout("lgput.out");
long long a, b;

int main() {
    fin>>a>>b;
    fout<<rec(a,b);
}