A prime number (or a prime) is a natural number greater than 1 that is not a product of two smaller natural numbers. A natural number greater than 1 that is not prime is called a composite number.

A prime number is a natural number greater than 1 which has only two factors, 1 & the number itself. Learn the definition, examples, lists, facts, & more.

To find the prime factors of a number, try our Prime Factorization Tool. A Prime Number is: a whole number above 1 that cannot be made by multiplying other whole numbers. When it can …

Prime numbers are the natural numbers greater than 1 with exactly two factors, i.e. 1 and the number itself.

Jun 30, 2021 · Learn what a prime number is and see how to tell if a number is prime. Get a list of primes under 100 and 1000.

Sep 10, 2025 · Prime numbers are the basic building blocks of natural numbers. Every integer greater than 1 can be uniquely expressed as a product of primes, known as the Fundamental …

Oct 30, 2023 · What are prime numbers? Read a simple prime number definition, discover how we use them in maths and explore a list of prime numbers from 1 to 100!

Sep 4, 2025 · What Are Prime Numbers? A prime number is a natural number greater than 1 that has exactly two distinct positive divisors: 1 and itself. This means a prime number cannot be …

Sep 9, 2025 · What Is A Prime Number? Explained For Teachers. A prime number is a number that can only be divided by itself and 1 without remainders. Here, we explain exactly what this …

Dec 9, 2025 · Prime numbers, whole numbers greater than one with only two factors (one and themselves), are fundamental in mathematics. They serve as building blocks for all other …