Is 23 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 23 a prime number? According to the definition mentioned above, we can say "yes, 23 is a prime number." Now let us take a look at the detailed solution of why is 23 a prime number?
Is 23 a prime number? - YesIs 23 a composite number? - NoIs 23 a perfect square? - NoPrime Factors of 23 - 23Factors of 23 - 1, 23
Is 23 a Prime Number?
Yes, 23 is a prime number. The number 23 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 23 has exactly two factors, i.e. 1 and 23, it is a prime number.
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How is 23 a Prime Number?
To understand whether 23 is composite or prime, it is important to find its factors.
Factors of 23: 1, 23
Therefore, we can say that 23 is a prime number since it has only 2 factors.
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Is 23 a Composite Number?
No, since 23 has only two factors, i.e. 1 and 23. In other words, 23 is not a composite number because 23 doesn’t have more than 2 factors.
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Problem Statements:
| Is 23 a Prime Number? | Yes |
| Is 23 a Composite Number? | No |
| Square Root of 23 | 4.795832 |
| Is 23 a Perfect Cube? | No |
| Cube Root of 23 | 2.843864 |
| Is 23 a Perfect Square? | No |
| Multiples of 23 | 23, 46, 69, 92, 115, 138, 161, 184, 207, 230 |
| Is 23 an Odd Number? | Yes |
| Is 23 an Even Number? | No |
Fun Facts:
A pair of prime numbers X and Y are said to be twin prime numbers if the absolute difference between them is 2. Example - (107, 109) are twin prime numbers.Numbers X and Y are said to be coprime if they have only one common factor that is 1.☛ Also Check: