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Is 127 a Prime Number?

Is 127 a prime number? How do you know that 127 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 127? Is 127 a prime number? "Yes, 127 is a prime number." Since 127 has only 2 factors i.e. 1 and 127, it is a prime number. Let's study this in detail.

Is 127 a prime number? - Yes
Is 127 a composite number? - No
Prime Factors of 127 - 127
Is 127 a perfect square? - No
Factors of 127 - 1, 127

Yes, 127 is a prime number. The number 127 is divisible only by 1 and the number itself. For a number to be classified as a prime number, it should have exactly two factors. Since 127 has exactly two factors, i.e. 1 and 127, it is a prime number.

Is 127 a Prime or Composite?

How is 127 a Prime Number?

To understand whether 127 is prime or composite, it is important to find its factors.

Factors of 127: 1, 127

Therefore, we can say that 127 is a prime number since it has only 2 factors.

☛ Prime Number Calculator

Is 127 a Composite Number?

No, since 127 has only two factors, i.e. 1 and 127. In other words, 127 is not a composite number because 127 doesn’t have more than 2 factors.

Problem Statements:

Is 127 a Prime Number?	Yes
Is 127 a Composite Number?	No
Square Root of 127	11.269428
Is 127 an Odd Number?	Yes
Is 127 a Perfect Cube?	No
Is 127 an Even Number?	No
Multiples of 127	127, 254, 381, 508, 635, 762, 889, 1016, 1143, 1270
Cube Root of 127	5.026518
Is 127 a Perfect Square?	No

Fun Facts:

23 is the smallest prime number having consecutive digits.
A perfect cube is always a composite number.
2 is the smallest prime number.

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