108947

This number is a prime.

108947 is a prime number that divides LS(p), where LS is the Look-and-Say function. That is to say, 108947 divides "one 1, one 0, one 8, one 9, one 4, one 7" or 111018191417. Dedicated to English mathematician John Horton Conway (1937-2020). [Honaker]