#include <bits/stdc++.h>
#define mod 1999999973
#define ll long long

using namespace std;

ll x, n;

int exp_log(int x, int n)
{
    if (n == 0) return 1;

    int p = exp_log(x, n >> 1);
    if (n & 1) return (((x * p) % mod) * p) % mod;
    return (p * p) % mod;
}

int main()
{
    freopen("lgput.in", "r", stdin);
    freopen("lgput.out", "w", stdout);

    scanf("%d %d", &x, &n);
    printf("%d\n", exp_log(x, n));
    return 0;
}