#include <bits/stdc++.h>
using namespace std;
using ll = long long;

//10^xをnで割った余り
int f(int x, int n){
  int ret = 1;
  int p = 10%n;
  while(x>0){
    if(x&1>0) ret = (ret*p)%n;
    p = (p*p)%n;
    x >>= 1;
  }
  return ret%n;
}

vector<ll> p;

//nの素因数をベクトルpに格納
void prime(int n){
  int num = n;
  for(int i = 2; i*i <=n ;i++){
     int x = 0;
     while(num%i ==0){
           num  /=  i;
           x++;
    }
    if(x >=1) p.push_back(i);
  }
   if(num!=1) p.push_back(num);
}

//オイラー関数（xと互いに素なx以下の自然数の個数）
int Euler(int x){
  prime(x);
  int euler = x;
  for(int i = 0; i < p.size(); i++) euler = euler/p[i]*(p[i]-1);
  return euler;
}


int main(){
  int t; cin >> t;
  for(int i = 0; i < t; i++){
    int n; cin >> n;
    while(n%2==0) n /= 2;
    while(n%5==0) n /= 5;
    if(n==1){
      cout << 1 << endl;
      continue;
    }
    p.clear();
    int m = Euler(n);
    int ans = m;
    for(int i = 1; i*i <= m; i++){
      if(m%i==0){
        if(f(i, n)==1) ans = min(ans, i);
        if(f(m/i, n)==1) ans = min(ans, m/i);
      }
    }
    cout << ans << endl;
  }
  return 0;
}