#pragma GCC optimize("Ofast")
#include <bits/stdc++.h>
using namespace std;
typedef long long int ll;
typedef unsigned long long ull;

mt19937_64 rng(chrono::steady_clock::now().time_since_epoch().count());
ll myRand(ll B) {
    return (ull)rng() % B;
}

constexpr ll mod=1e9+7;

ll mod_pow(ll a,ll b,ll mod){
    a%=mod;
    if(b==0)return 1;
    if(b==1)return a;
    ll res=mod_pow(a,b/2,mod)%mod;
    res*=res; res%=mod;
    if(b%2)res*=a;
    return res%mod;
}

int main(){
    cin.tie(nullptr);
    ios::sync_with_stdio(false);
    ll n; cin >> n;
    for(ll i=1;i<=2e6;i++){
        if(i*i*i==n){
            printf("Yes\n");
            return 0;
        }
    }
    printf("No\n");
}