Try This and Prepare to be Amazed...
If someone ever told you that the answer... ...Pretty cool, huh? 6174 is known as Kaprekar 's constant. The math operation above, d... ...discovered by Indian mathematician D.R. Kaprekar , will reach 6174 after at most 7 steps (if you di...
https://www.neatorama.com/2010/04/08/try-this-and-prepare-to-be-amazed/
