#include<iostream>
#include<numeric>
using namespace std;
int main(){
  long long n,m;
  cin>>n>>m;
  if(m==1){
    cout<<"Yes\n";
    return 0;
  }
  long long n2=n;
  long long tot=n;
  for(long long i=2;i*i<=n2;i++)if(n2%i==0){
    n2/=i;
    if(n2%i==0){
      cout<<"No\n";
      return 0;
    }
    tot=tot/i*(i-1);
  }
  if(n2!=1)tot=tot/n2*(n2-1);
  if(gcd(m,tot)==1)cout<<"Yes\n";
  else cout<<"No\n";
}