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  1. Dictionary
    prime number

    noun

    • 1. a whole number greater than 1 that cannot be exactly divided by any whole number other than itself and 1 (e.g. 2, 3, 5, 7, 11): "prime numbers are very useful in cryptography"

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  2. byjus.com › maths › prime-numbersDefinition, Chart, Prime Numbers 1 to 1000, Examples - BYJU'S

    Prime numbers are natural numbers greater than 1 with exactly two factors, 1 and the number itself. Learn the meaning, properties, list, and how to find prime numbers with formulas and video lesson.

  3. www.splashlearn.com › math-vocabulary › algebraWhat are Prime Numbers 1 to 100? Definition, Chart, Examples -...

    Learn what prime numbers are, how to find them, and their properties and examples. Explore the sieve of Eratosthenes method, the difference between prime and composite numbers, and the twin-prime numbers.

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  5. en.wikipedia.org › wiki › Prime_numberPrime number - Wikipedia

    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. For example, 5 is prime because the only ways of writing it as a product, 1 × 5 or 5 × 1, involve 5 itself.

  6. www.bbc.co.uk › bitesize › articlesWhat is a prime number? Definition and examples - BBC Bitesize

    Prime numbers are special numbers, greater than 1, that have exactly two factors, themselves and 1. 19 is a prime number. It can only be divided by 1 and 19. 9 is not a prime number.

  7. www.mathsisfun.com › definitions › prime-numberPrime Number Definition (Illustrated Mathematics Dictionary) -...

    A prime number is a whole number above 1 that can not be made by multiplying other whole numbers. Learn how to identify prime numbers with illustrations and examples, and see the difference between prime and composite numbers.

  8. mathmonks.com › prime-numbersPrime Numbers – Definition, List, Charts, and Examples - Math...

    Aug 3, 2023 · Prime numbers are natural numbers greater than 1, having exactly two factors, 1 and the number itself. It can also be defined as a whole number that can’t be exactly divided by anything except 1 and itself.

  9. www.math.net › prime-numberPrime number - Math.net

    A prime number is a natural number greater than 1 that has only two factors, 1 and itself. Learn how to identify prime numbers, their role in number theory, and their unique factorization.