Showing posts with label 6174 (number). Show all posts
Showing posts with label 6174 (number). Show all posts

Monday, July 4, 2016

Roger Bowley: 6174: Kaprekar's Constant



Example:

7348

8743
3478
----------
5265

6552
2556
----------
3996

9963
3699
-----------
6264

6642
2466
-----------
4176

7641
1467
------------
6174


7641
1467
-------
6174