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Is 1021 a Prime Number?

Is 1021 a prime number? Numbers having only 2 factors, i.e. 1 and the number itself are known as prime numbers whereas numbers with more than 2 factors are known as composite. The answer to the question whether 1021 is a prime or composite is - "1021 is a prime number." Now, let us find out how and why is 1021 a prime number or a composite number?

Is 1021 a prime number? - Yes
Is 1021 a composite number? - No
Prime Factors of 1021 - 1021
Factors of 1021 - 1, 1021
Is 1021 a perfect square? - No

Yes, 1021 is a prime number. The number 1021 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 1021 has exactly two factors, i.e. 1 and 1021, it is a prime number.

Is 1021 a Prime or Composite?

How is 1021 a Prime Number?

To understand whether 1021 is prime or composite, it is important to find its factors.

Factors of 1021: 1, 1021

Therefore, we can say that 1021 is a prime number since it has only 2 factors.

☛ Prime Number Calculator

Is 1021 a Composite Number?

No, since 1021 has only two factors, i.e. 1 and 1021. In other words, 1021 is not a composite number because 1021 doesn’t have more than 2 factors.

Problem Statements:

Is 1021 a Prime Number?	Yes
Is 1021 a Composite Number?	No
Is 1021 a Perfect Cube?	No
Multiples of 1021	1021, 2042, 3063, 4084, 5105, 6126, 7147, 8168, 9189, 10210
Square Root of 1021	31.953091
Is 1021 an Even Number?	No
Cube Root of 1021	10.069492
Is 1021 an Odd Number?	Yes
Is 1021 a Perfect Square?	No

Fun Facts:

All prime numbers don't have the last digit as 5 except the number 5.
A palindrome prime is a prime number that when read in reverse order results in the same number. Examples - 787, 373, 353
Numbers X and Y are said to be coprime if they have only one common factor that is 1.

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