Is 117 a Prime Number?

Is 117 a prime number? How do you know that 117 is prime or composite? Let us first understand what makes a number 'prime'. If a number has only 2 factors (1 and the number itself), then it is a prime number. If the number has more than 2 factors, then it is composite. Now, what do you think of 117? Is 117 a prime number? "No, 117 is not a prime number." Since 117 has more than 2 factors i.e. 1, 3, 9, 13, 39, 117, it is a composite number. Let's study this in detail.

• Is 117 a prime number? - No
• Is 117 a composite number? - Yes
• Is 117 a perfect square? - No
• Factors of 117 - 1, 3, 9, 13, 39, 117
• Prime Factors of 117 - 3, 13

Is 117 a Prime Number?

No, 117 is not a prime number. The number 117 is divisible by 1, 3, 9, 13, 39, 117. For a number to be classified as a prime number, it should have exactly two factors. Since 117 has more than two factors, i.e. 1, 3, 9, 13, 39, 117, it is not a prime number.

Why is 117 not a Prime Number?

To understand whether 117 is prime or composite, it is important to find its factors.

Factors of 117: 1, 3, 9, 13, 39, 117

Since 117 has more than 2 factors, we can say that 117 is not a prime number.

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Is 117 a Composite Number?

Yes, since 117 has more than two factors i.e. 1, 3, 9, 13, 39, 117. In other words, 117 is a composite number because 117 has more than 2 factors.

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Fun Facts:

• 23 is the smallest prime number having consecutive digits.
• 1 is neither prime nor composite.
• A palindrome prime is a prime number that when read in reverse order results in the same number. Examples - 10601, 11311, 12421

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