A day full of math games & activities. Find one near you.

Is 531 a Prime Number?

Is 531 a prime number? If a number has only two factors, i.e. 1 and the number itself, it is known as a prime number. In contrast, composite numbers have more than two factors. By this explanation, can we answer the question - is 531 a prime number? According to the definition mentioned above, we can say "No, 531 is not a prime number." Now let us take a look at the detailed solution of why is 531 a prime number or a composite number?

Is 531 a prime number? - No
Is 531 a composite number? - Yes
Prime Factors of 531 - 3, 59
Factors of 531 - 1, 3, 9, 59, 177, 531
Is 531 a perfect square? - No

Is 531 a Prime or Composite?

Is 531 a Prime Number?

No, 531 is not a prime number. The number 531 is divisible by 1, 3, 9, 59, 177, 531. For a number to be classified as a prime number, it should have exactly two factors. Since 531 has more than two factors, i.e. 1, 3, 9, 59, 177, 531, it is not a prime number.

Is 531 a Prime Number?

Why is 531 not a Prime Number?

To understand whether 531 is prime or composite, it is important to find its factors.

Factors of 531: 1, 3, 9, 59, 177, 531

Since 531 has more than 2 factors, we can say that 531 is not a prime number.

☛ Prime Number Calculator

Is 531 a Composite Number?

Yes, since 531 has more than two factors i.e. 1, 3, 9, 59, 177, 531. In other words, 531 is a composite number because 531 has more than 2 factors.

Problem Statements:

Is 531 a Prime Number?	No
Is 531 a Composite Number?	Yes
Is 531 a Perfect Square?	No
Square Root of 531	23.043437
Square of 531	281961
Is 531 a Perfect Cube?	No
Cube Root of 531	8.097742
Is 531 an Odd Number?	Yes
Multiples of 531	531, 1062, 1593, 2124, 2655, 3186, 3717, 4248, 4779, 5310
Is 531 an Even Number?	No

Fun Facts:

1 is neither prime nor composite.
2 is the smallest prime number.
5 is the only prime number having the last digit as 5.

☛ Also Check: