Square Sum
Do you know that no natural numbers having more than one digit is equal to the sum of the squares of its digits. But there are natural numbers which are equal to the square of the sum of its digits.
Can you think of one, which is greater than 9 ?
Can you think of one, which is greater than 9 ?
Labels: mathemagic
posted by Rajesh Lal at
5:29 PM
3 Comments:
81 (in addition to 0 and 1 but they're not greater than 9).
nope, next question
81, (8+1)^2 = 81
and nothin else under 1000
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