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 ...

In 1998, Ask Ars was an early feature of the newly launched Ars Technica. Now, as then, it's all about your questions and our community's answers. We occasionally dig into our question bag, provide ...

A new largest prime number can now enter the record books. But at 22 million digits, we’re going to need a bigger book. The newest massive prime, though indivisible by any number other than 1 and ...

The p-adics form an infinite collection of number systems based on prime numbers. They’re at the heart of modern number theory. The rational numbers are the most familiar numbers: 1, -5, ½, and every ...

If you've graduated high-school and you're reading this article, you probably at least know the following about prime numbers: Primes are the set of all numbers that can only be equally divided by 1 ...