@Royston Dsouza
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Digit sum of the number is \( 300 \). Therefore, it is divisible by 3, since 3 divides 300. But it is not divisible by 9, since 9 does not divide 300. Since the number is divisible by 3 but not 9, it can't be a perfect square/
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Siddhartha Srivastava
·
1 year, 10 months ago

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TopNewestNo. Hint:- Look at divisibility by 3 and 9. – Siddhartha Srivastava · 1 year, 10 months ago

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– Royston Dsouza · 1 year, 10 months ago

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– Siddhartha Srivastava · 1 year, 10 months ago

Digit sum of the number is \( 300 \). Therefore, it is divisible by 3, since 3 divides 300. But it is not divisible by 9, since 9 does not divide 300. Since the number is divisible by 3 but not 9, it can't be a perfect square/Log in to reply