Is 169 a prime or composite number?

Prime number

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Composite number

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Cannot be determined

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Solution

The correct option is B Composite number
169 is not divisible by 2, 3, 4, 5, and so on.
However as 169 ends with 9, a number ending with 3 can be a factor of 169.
$13 \times 13 = 169$
Hence, 169 is a composite number and also a perfect square.

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