show that the numbers 231 and 396 are not prime numbers.
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prime numbers has only two factors i.e 1 and itself
but 231 = 3*7*11
231 has more than 2 factors
396 = 3*2*3*2*11
396 has more than two factors
therefore
231 and 396 are not prime
but 231 = 3*7*11
231 has more than 2 factors
396 = 3*2*3*2*11
396 has more than two factors
therefore
231 and 396 are not prime
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