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## Prime number

en.wikipedia.org/wiki/Prime_number

A prime number (or a prime) is a natural number greater than 1 that has no positive divisors other than 1 and itself. A natural number greater than 1 that is not a ...

## Prime Numbers - Facts, Examples, & Table Of All Up To 1,000

www.factmonster.com/math/numbers/prime.html

Prime Numbers. A prime number can be divided, without a remainder, only by itself and by 1. For example, 17 can be divided only by 17 and by 1. Some facts:.

## Prime numbers | Prime and composite numbers | Khan Academy

Sal defines prime numbers and gives examples. ... Recognizing prime and composite numbers · Identify prime numbers · Identify composite numbers.

## The Prime Pages (prime number research, records and resources)

primes.utm.edu/

Access to hundreds of pages of award-winning information on prime numbers-- with links to thousands of pages elsewhere. We host the searchable database of  ...

## What is prime number? - Definition from WhatIs.com

whatis.techtarget.com/definition/prime-number

A prime number is a whole number greater than 1, whose only two whole- number factors are 1 and itself. The first few prime numbers are 2, 3, 5, 7, 11, 13, 17, ...

## Math Forum: Ask Dr. Math FAQ: Prime Numbers

mathforum.org/dr.math/faq/faq.prime.num.html

What is a prime number? How can you find prime numbers? What's the 'Sieve of Eratosthenes'? How can you decide if a number is prime? What's the largest ...

## Prime numbers

www-groups.dcs.st-and.ac.uk/history/HistTopics/Prime_numbers.html

Prime numbers and their properties were first studied extensively by the ancient Greek mathematicians. The mathematicians of Pythagoras's school (500 BC to ...

## Math Video - Prime Numbers - Math Playground

Math video explains what a prime number is.

## A000040 - OEIS

oeis.org/A000040

2 and 3 might be referred to as the two "forcibly prime numbers" since there are no integers greater than 1 and less than or equal to their respective square roots.

## Prime Numbers - BrainPOP

In this educational animated movie about Math learn about composite, factors, eucid, numbers, and Prime.

A prime number is number greater than one that is only divisble by one and itself.

### Prime Numbers Chart and Calculator - Math is Fun

www.mathsisfun.com

A Prime Number can be divided evenly only by 1 or itself. And it must be a whole number greater than 1. Here is a list of all the prime numbers up to 1,000: ...

### Prime Number -- from Wolfram MathWorld

mathworld.wolfram.com

For example, the only divisors of 13 are 1 and 13, making 13 a prime number, while the number 24 has divisors 1, 2, 3, 4, 6, 8, 12, and 24 (corresponding to the  ...

### The Largest Known Primes - The Prime Pages

primes.utm.edu

The problem of distinguishing prime numbers from composite numbers and of resolving the latter into their prime factors is known to be one of the most important ...