#include <bits/stdc++.h>
#include "atcoder/modint"

using i64 = long long;
using Fp = atcoder::modint1000000007;

int main() {
    i64 N, P;
    std::cin >> N >> P;
    i64 base = 0;
    i64 q = 1;
    while (q <= N) {
        q *= P;
        base += N / q;
    }
    Fp u = 1;
    for (int i = 1; i <= N; ++i) u *= i;
    u = u.pow(u.val());
    std::cout << (base * u).val() << std::endl;
}