My interesting PIN number

By: Kannan Ramamoorthy On: Fri 18 March 2016
In: Mathematics
Tags: #Numbers #SomethingInterestingWithNumbers

3649, this was my default pin number that I got for my card.(I can reveal it, I have changed it now..;)). The interesting fact was that it is concatenation of and . And one more fact is that any 2 consecutive number is a perfect square. 36,64 and 49

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