Prove that 63 is not a prime number.

3 years ago

1 Reply

1859 views

Annette Rutherford

Get A Free Cheatsheet For Numbers 🔥

Use our concise notes and diagrams to only revise what you need to know.

By submitting your email, you agree to join our mailing list. You can unsubscribe at any time.

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!

Found this useful? Give kudos!

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