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Q: Which is the prime number 21 22 23 24 25 26?

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23

The prime number is 24

21 = 3x7 ... not prime. 22 = 2x11 ... not prime. 23 is prime. 23.

The prime number about 22 is 23. 23 is a prime number because it has no factors except for 23 and itself.

23 is prime.

23

23 is a prime number.

23 is prime. And, for your information, a nun is a Christian woman who dedicates her life to her religion and has nothing whatsoever to do with prime numbers.

Only 23 is a prime number.

19 and 23 are prime.

There is an infinite number of prime numbers that are greater than 21. The next prime number after 21 is 23.

Factors of 21: 1, 3, 7 and 21 Factors of 22: 1, 2, 11 and 22 Factors of 23: 1 and 23 Note that: 2, 3, 7, 11 and 23 are prime numbers

19 and 23 are prime numbers whereas 21 is a composite number

19 is a prime number. Its only factors are 1 and 19. 21 is a composite number. Its factors are 1, 3, 7, and 21. 23 is a prime number. Its only factors are 1 and 23.

23 is a prime number but 9 and 22 can both be factored 9 is 3x3 and 22 is 2x11

21 = 3 x 7, so it is not a prime number. 23 = 1 x 23, it does not have any other factors, so it is a prime number. 25 = 5 x 5, so it is not a prime number.

22

You can work this out, Prime numbers can only be divided by themselves or 1. Therefore as 20 can be divided by 2 it it not prime. The same is true for 22 and 24. Thus the prime must be either 21 or 23. See if either of these numbers can be divided by 7, if it can then the prime must be the other number.

13

2 is a prime number. It is only evenly divisible by itself and one.22 is composite. 22 = 2 * 1113 is a prime number. It is only evenly divisible by itself and one.23 is a prime number. It is only evenly divisible by itself and one.

19, 20, 21, 22, 23

92 is composite. 92 = 2 * 2 * 23 = 22 * 23

23 Prime numbers are odd numbers and 21=3x7

A twin prime is a prime number that differs from another prime number by two.ex. (5, 7)The numbers two away from 23 are 21 and 25 which are both composite numbers.So in short, no 23 is not a twin prime.

prime of numbers 21 22 23 24 25 26 27 28 29 30 prime numbers are: 23 & 29 because their factors are only 1 and themselves. factors of: 23= 1, 23 29= 1, 29 22, 24, 25, 26, 27, 28 & 30 are not prime numbers because these numbers have other factors aside from 1 and themselves. Example: factors of 22: 1, 2, 11, 22