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When it is divisible by itself and one.

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Q: How do you easily identify if a number is prime?
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Related questions

Identify number as prime composite or neither 77?

Identify each number as prime, composite or neither: 1


How do you Identify the prime number?

A prime number is a positive integer with two factors: one and the number itself.


Who can you easily know if it is prime?

Do you mean, "How can you easily know whether or not a number is prime?"


Is 2008 a prime number?

No, you can easily see that this is an even number, so it is a multiple of 2.2 IS A PRIME NUMBER!!Any number that is a multiple of a prime number is NOT a prime.


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How could you arrange 11 tiles to identify the number as prime or not prime?

The only arrangement is 1 x 11, identifying the number as prime.


How could anita arrange 11 tiles to identify the number as prime or not prime?

If the tiles cannot be arranged into a rectangle or square it is a prime number.


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You can arrange them in one row or column of 11 tiles, identifying the number as prime.


How could you arrange 11 tles to identify the number as prime or not prime?

The only possible rectangle is 1 x 11, which identifies 11 as a prime number.


Identify a number on the table that has exactly 3 factors?

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How do you find the sum of the distinct prime factor of a number?

Find the prime factorization. Identify the distinct prime factors. Add them up.


Identify each number as a prime or composite number 13 33 45 19?

13 and 19 are prime. 33 and 45 are composite.