#include <iostream>
using namespace std;

int fact(int n)
{//calculeaza n!
    int p=1;
    for(int i=2;i<=n;i++)
        p=p*i;
    return p;
}

int main()
{
    int n,a[10],s[11],t=0,sc=0;
    cin>>n;
    int k=0;
    while(n) //transforma n in sir de cifre
    {
         a[++k]=n%10;
         n=n/10;
    }
    n=k;
    //calculeaza suma de (n-1)!*cifra pt fiecare cifra
    for(int i=1;i<=n;i++)
        sc=sc+fact(n-1)*a[i];
    //aduna cifra cu cifra (si transport)
    for(int i=1;i<=n;i++)
    {
        s[i]=(sc+t)%10;//retin cifra
        t=(sc+t)/10;//retin transportul
    }
    if(t>0)// a ramas transport
    {
        n++;//il pun in fata
        s[n]=t;
    }
    for(int i=n;i>=1;i--)//afisez invers numarul
        cout<<s[i];
    return 0;
}