Prove that 63 is not a prime number.

2 years ago

1 Reply

1611 views

Annette Rutherford

1 Answer

Richard A Verified Sherpa Tutor ✓

Primary Teacher with 15 years teaching experience. 11+ tuition.

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!

I'm available for 1:1 private online tuition!

Click here to view my profile and arrange a free introduction.

Think you can help?

Need a KS3 Maths tutor?

Get started with a free online introductions with an experienced and qualified online tutor on Sherpa.

Find a KS3 Maths Tutor