#include<iostream>
#include<vector>
#include<algorithm>
using namespace std;
using ll=long long;
#define all(v) v.begin(),v.end()
#define rall(v) v.rbegin(),v.rend()
template<class T> bool chmax(T &a, T b){if (a < b){a = b;return true;} else return false;}
template<class T> bool chmin(T &a, T b){if (a > b){a = b;return true;} else return false;}

const ll MOD=998244353;

ll power(ll x,ll r){
    ll re=1,k=x;
    for(int i=0;i<60;i++){
        if(r>>i&1){
            re=(re*k)%MOD;
        }
        k=k*k%MOD;
    }
    return re;
}

int main(){
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    ll N,P;
    cin>>N>>P;
    ll Q=P,ans=0;
    while(Q<=N){
        ans+=N/Q;
        ans%=MOD-1;
        Q*=P;
    }
    ans=power(P,ans);
    cout<<ans<<"\n";
}