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Is 431 a Prime Number?

Is 431 a prime number? How do you know that 431 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 431? Is 431 a prime number? "Yes, 431 is a prime number." Since 431 has only 2 factors i.e. 1 and 431, it is a prime number. Let's study this in detail.

Is 431 a prime number? - Yes
Is 431 a composite number? - No
Is 431 a perfect square? - No
Factors of 431 - 1, 431
Prime Factors of 431 - 431

Yes, 431 is a prime number. The number 431 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 431 has exactly two factors, i.e. 1 and 431, it is a prime number.

Is 431 a Prime or Composite?

How is 431 a Prime Number?

To understand whether 431 is prime or composite, it is important to find its factors.

Factors of 431: 1, 431

Therefore, we can say that 431 is a prime number since it has only 2 factors.

☛ Prime Number Calculator

Is 431 a Composite Number?

No, since 431 has only two factors, i.e. 1 and 431. In other words, 431 is not a composite number because 431 doesn’t have more than 2 factors.

Problem Statements:

Is 431 a Prime Number?	Yes
Is 431 a Composite Number?	No
Is 431 a Perfect Cube?	No
Square Root of 431	20.760539
Is 431 a Perfect Square?	No
Is 431 an Odd Number?	Yes
Cube Root of 431	7.553674
Is 431 an Even Number?	No
Multiples of 431	431, 862, 1293, 1724, 2155, 2586, 3017, 3448, 3879, 4310

Fun Facts:

23 is the smallest prime number having consecutive digits.
All primes except 2 are odd.
A pair of prime numbers X and Y are said to be twin prime numbers if the absolute difference between them is 2. Example - (41, 43) are twin prime numbers.

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