what does prime numbers mean?

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2017-08-21 18:15:11

A prime number is a whole number greater than 1, whose only two whole-number factors are 1 and itself. Examples: 2, 3, 5...

2017-08-21 18:16:26

As Wikipedia says: A prime number (or a prime) is a natural number greater than 1 that has no positive divisors other than 1 and itself. first prime numbers: 2, 3, 5, 7, 11, 13, 17, 19, ... There are infinitely many primes.

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