Is 529 a Prime Number?

Is 529 a prime number? How do you know that 529 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 529? Is 529 a prime number? "No, 529 is not a prime number." Since 529 has more than 2 factors i.e. 1, 23, 529, it is a composite number. Let's study this in detail.

• Is 529 a prime number? - No
• Is 529 a composite number? - Yes
• Prime Factors of 529 - 23
• Is 529 a perfect square? - Yes
• Factors of 529 - 1, 23, 529

Is 529 a Prime Number?

No, 529 is not a prime number. The number 529 is divisible by 1, 23, 529. For a number to be classified as a prime number, it should have exactly two factors. Since 529 has more than two factors, i.e. 1, 23, 529, it is not a prime number.

Why is 529 not a Prime Number?

To understand whether 529 is prime or composite, it is important to find its factors.

Factors of 529: 1, 23, 529

Since 529 has more than 2 factors, we can say that 529 is not a prime number.

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Is 529 a Composite Number?

Yes, since 529 has more than two factors i.e. 1, 23, 529. In other words, 529 is a composite number because 529 has more than 2 factors.

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Fun Facts:

• 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
• 2 is the smallest prime number.
• 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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