Save guides, add subjects and pick up where you left off with your BBC account. To be able to find factors and write a number as a product of prime factors, having knowledge of powers and indices is ...

Write a number as a product of its prime factors To be able to find factors and write a number as a product of prime factors, having knowledge of powers and indices is useful. Remember: To find all ...

For centuries, prime numbers have captured the imaginations of mathematicians, who continue to search for new patterns that help identify them and the way they're distributed among other numbers.

The three smallest prime numbers are 2, 3 and 5. It's easy to find out if small numbers are prime — one simply needs to check what numbers can factor them. When mathematicians consider large numbers, ...

An odd new paper without peer review claims prime numbers have "genes," "roots," and “offspring." Prime numbers are essential to modern life because they underpin all of encryption. What is written ...