MAGICAL Indian Math Discovery - Numbers 495 and 6174 (Kaprekar Constants)

The Indian mathematician Dattaraya Ramchandra Kaprekar discovered the number 6174 is reached after repeatedly subtracting the smallest number from the largest number that can be formed from any four digits not all the same. The number 495 is similarly reached for three digit numbers.

Kaprekar routine
https://en.wikipedia.org/wiki/Kapreka...

Mysterious Number 6174
http://plus.maths.org/content/mysteri...

Magic Number 495
http://mindyourdecisions.com/blog/201...

Number 6174 and 495
"https://en.wikipedia.org/wiki/6174_(n...) "

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