How to create a personal identity numbers (PINs) that are made up of 5 repeated digits?

1 Answer
May 8, 2018

#100,000# PINs can be made from 5 repeated digits.

Explanation:

The PINs can be any number from #00000# to #99999#. So the possible number of combinations is how many numbers there are from #0# to #99,999# which is #100,000#.