#include <bits/stdc++.h>
#define MOD 1999999973
using namespace std;
int a, b;
unsigned long long paw(int a, int b)
{
    unsigned long long r = 1, A = a;
    while(b > 1)
    {
        if(b % 2 == 1)r = (r * A) % MOD;
        A = (A * A) % MOD;
        b = b / 2;
    }
    return (r * A) % MOD;
}
int main()
{
    ifstream f("lgput.in");
    ofstream g("lgput.out");
    f >> a >> b;
    g << paw(a, b);
    return 0;
}