#include<iostream>
#include<cassert>
int main(){
    int N;std::cin>>N;
    assert(1<=N&&N<=100);
    bool ok=false;
    for(int i=2;i<N;++i){
        if(N%i==0) ok=true;
    }
    std::cout<<(ok?"Yes":"No")<<std::endl;
}