x > 499841988306015114
x < 772730844950175854
x ≡ 112881 (mod 300511)
x ≡ 14017 (mod 575557)
x ≡ 105858 (mod 788873)
let i = x.startIndex
let j = x.index(i, offsetBy:9)
let k = x.index(j, offsetBy:9)
let phone1 = "+34"+x.substring(with:i..<j)
let phone2 = "+34"+x.substring(with:j..<k)
let email = x+"@nomasystems.com"