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Is 27 a Prime Number?

Is 27 a prime number? "No, 27 is not a prime number." A number can be classified as prime or composite depending on the factors it contains; it could either have only 2 factors or more than 2 factors. Numbers like 1069 with only 2 factors, i.e. 1 and 1069 are called prime numbers. However, numbers like 146 with more than 2 factors are called composite numbers. Let us find out how and why is 27 a prime number or a composite number?

Is 27 a prime number? - No
Is 27 a composite number? - Yes
Prime Factors of 27 - 3
Is 27 a perfect square? - No
Factors of 27 - 1, 3, 9, 27

Is 27 a Prime or Composite?

Is 27 a Prime Number?

No, 27 is not a prime number. The number 27 is divisible by 1, 3, 9, 27. For a number to be classified as a prime number, it should have exactly two factors. Since 27 has more than two factors, i.e. 1, 3, 9, 27, it is not a prime number.

Is 27 a Prime Number?

Why is 27 not a Prime Number?

To understand whether 27 is prime or composite, it is important to find its factors.

Factors of 27: 1, 3, 9, 27

Since 27 has more than 2 factors, we can say that 27 is not a prime number.

☛ Prime Number Calculator

Is 27 a Composite Number?

Yes, since 27 has more than two factors i.e. 1, 3, 9, 27. In other words, 27 is a composite number because 27 has more than 2 factors.

Problem Statements:

Is 27 a Prime Number?	No
Is 27 a Composite Number?	Yes
Cube Root of 27	9
Is 27 an Odd Number?	Yes
Is 27 a Perfect Square?	No
Is 27 a Perfect Cube?	Yes
Multiples of 27	27, 54, 81, 108, 135, 162, 189, 216, 243, 270
Is 27 an Even Number?	No
Square of 27	729
Square Root of 27	5.196152

Fun Facts:

A palindrome prime is a prime number that when read in reverse order results in the same number. Examples - 10601, 11311, 12421
5 is the only prime number having the last digit as 5.
1 is neither prime nor composite.

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