# Is 8 a Prime Number or Composite Number

Created by: Team Maths - Examples.com, Last Updated: May 7, 2024

## Is 8 a Prime Number?

### No – 8 is not a prime number.

Why No: 8 is not a prime number because it does not meet the prime criteria of having exactly two distinct positive divisors: 1 and itself. Instead, 8 has divisors 1, 2, 4, and 8. Use this Prime number Checker to check for any number.

## Is 8 a Composite Number?

### YES – 8 is a Composite Number

Why Yes: 8 is a composite number because it does not have only two distinct positive divisors: 1 and itself. Instead, 8 has several divisors: 1, 2, 4, and 8.

## Problem Statements

Is 8 a prime number? No
Is 8 a composite number? Yes
Is 8 a perfect square? No
Factors of 8 1, 2, 4, 8
Multiples of 8 8, 16, 24, 32, 40, 48, 56, 64, 72, 80
Cube Root of 8 2 (8 is a perfect cube)
Square of 8 64
Square Root of 8 Approximately 2.828
Is 8 a Perfect Square? No
Is 8 a Perfect Cube? Yes
Is 8 an Irrational number No
Is 8 a Rational number Yes
Is 8 a Real number Yes
Is 8 an Integer Yes
Is 8 a Natural number Yes
Is 8 a Whole number Yes
Is 8 an Even or odd number Yes (8 is an even number)
Is 8 an Ordinal number Yes
Is 8 a Complex number Yes (as all real numbers are also complex numbers)

## What are the factors of 8?

The factors of 8 are 1, 2, 4, and 8. These are the numbers that can divide 8 evenly without leaving a remainder.

## What Kind of Number is 8?

• 8 is not a prime number but a composite number.
• 8 is one of the even composite numbers.
• 8 is often associated with infinity and balance in various cultures.
• A natural number.
• A positive integer.
• A composite number.
• An even number.
• A rational number.
• A whole number.

8 is recognized not as a prime number but as a composite number because it has divisors other than 1 and itself, specifically 1, 2, and 4. This distinguishes it from prime numbers, which have exactly two distinct positive divisors. The number 8, in particular, is often associated with infinity and balance in many cultures, due to its symmetrical shape. Its status as a composite number and its cultural significance highlight the interesting connections between mathematics and human belief systems.

## Is 8 a perfect square?

Yes, 8 is not a perfect square. A perfect square is a number that can be expressed as the square of an integer, and there is no integer whose square is 8.

## Prime Factors of 8

The prime factors of 8 are 2. The number 8 can be factored into 2^3, meaning it is composed entirely of the prime number 2 multiplied by itself three times.

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