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KS3

Numbers

Question

Prove that 63 is not a prime number.

2 years ago

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A

Annette Rutherford


1 Answer

Richard A Profile Picture
Richard A Verified Sherpa Tutor ✓

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Hello! How's it going? For a number to be prime it should have exactly two factors! 63 is not prime as it is divisible by 1, 3, 7, 9, 21, 63! Hope that helps!

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