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Nothing can be multiplied to get that number.

Ex. 7 is a Prime number because nothing x nothing will ever equal 7.

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Q: How find out a number is prime number or not?
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How do you find a fraction of a prime number?

Divide the prime number.


How do you find the least prime number?

2 is the least prime number.


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The prime factors of a squared number are the prime factors, if any, of its square root.


How do you no if a number is prime or not?

A number is prime when it only has one and itself as factors is prime. Therefore, to tell if a number is prime simply find it's factors. If it has more than two factors than it is not a prime number.


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