Is 69 a Prime Number?

Is 69 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 69 is a prime or composite is - "69 is a composite number." Now, let us find out how and why is 69 a prime number or a composite number?

• Is 69 a prime number? - No
• Is 69 a composite number? - Yes
• Prime Factors of 69 - 3, 23
• Is 69 a perfect square? - No
• Factors of 69 - 1, 3, 23, 69

Is 69 a Prime Number?

No, 69 is not a prime number. The number 69 is divisible by 1, 3, 23, 69. For a number to be classified as a prime number, it should have exactly two factors. Since 69 has more than two factors, i.e. 1, 3, 23, 69, it is not a prime number.

Why is 69 not a Prime Number?

To understand whether 69 is composite or prime, it is important to find its factors.

Factors of 69: 1, 3, 23, 69

Since 69 has more than 2 factors, we can say that 69 is not a prime number.

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Is 69 a Composite Number?

Yes, since 69 has more than two factors i.e. 1, 3, 23, 69. In other words, 69 is a composite number because 69 has more than 2 factors.

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Fun Facts:

• 1 is neither prime nor composite.
• Prime numbers greater than 5 can be represented in the form of either 6n + 1 or 6n - 1. Example - 71 is a prime number and it can be written as 71 = 6 × 12 - 1
• A pair of prime numbers X and Y are said to be twin prime numbers if the absolute difference between them is 2. Example - (311, 313) are twin prime numbers.

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