12233...88889 (36-digits)

This number is a prime.

                                     122333 4444555556 6666677777 7788888889

Single Curio View:   (Seek other curios for this number)
An easy-to-remember prime; Write one 1, two 2's, three 3's, ... , eight 8's, then replace the last digit with a 9. [Oudra]

Submitted: 2018-03-07 18:11:54;   Last Modified: 2018-03-07 20:30:07.
Printed from the PrimePages <primes.utm.edu> © G. L. Honaker and Chris K. Caldwell