Urania Splains about 89

Episode 128,   Jun 04, 04:48 PM

Episode image
Sum 24 |    8813200023188
Surprisingly, the number 89 reaches a palindrome after 24 iterations!
In fact, of all the numbers less than 10,000, 89 requires the most iterations to become a palindrome.
In other words, the number 89 is the most delayed palindromic number less than 10,000.