Is 84 a Prime Number?

Is 84 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 84 a prime number? According to the definition mentioned above, we can say "No, 84 is not a prime number." Now let us take a look at the detailed solution of why is 84 a prime number or a composite number?

• Is 84 a prime number? - No
• Is 84 a composite number? - Yes
• Is 84 a perfect square? - No
• Factors of 84 - 1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84
• Prime Factors of 84 - 2, 3, 7

Is 84 a Prime Number?

No, 84 is not a prime number. The number 84 is divisible by 1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84. For a number to be classified as a prime number, it should have exactly two factors. Since 84 has more than two factors, i.e. 1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, it is not a prime number.

Why is 84 not a Prime Number?

To understand whether 84 is composite or prime, it is important to find its factors.

Factors of 84: 1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84

Since 84 has more than 2 factors, we can say that 84 is not a prime number.

☛ Prime Number Calculator

Is 84 a Composite Number?

Yes, since 84 has more than two factors i.e. 1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84. In other words, 84 is a composite number because 84 has more than 2 factors.

Problem Statements:

Fun Facts:

• Numbers X and Y are said to be coprime if they have only one common factor that is 1.
• All primes except 2 are odd.
• Euler discovered a polynomial n² + n + 41 that produces prime numbers for values of n that lie between 0 and 39 inclusive. It can generate 40 prime numbers for 0 <= n <= 39.

☛ Also Check:

• Is 117 a Prime Number? - No
• Is 103 a Prime Number? - Yes
• Is 43 a Prime Number? - Yes
• Is 63 a Prime Number? - No
• Is 109 a Prime Number? - Yes
• Is 44 a Prime Number? - No
• Is 529 a Prime Number? - No
• Is 1011 a Prime Number? - No