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by henklass on 25 Aug'14 10:13 in arpeggio math kaprekars constant

Kaprekar Take any four-digit number except multiples of 1111. Sort the digits. Make numbers of the digits in ascending and in descending order. Repea

Sleepy Math Tweet

by Schemawound on 04 Oct'12 14:55 in tweet sleepy math nap

Nap Time.