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25 and 27 are composite numbers because they both have factors in addition to 1 and themselves.

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Q: Is 25 or 27 a prime number?
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Related questions

Why is 25 and 27 not considered prime numbers?

Because 5x5=25, and 9x3=27. A prime number can be divided evenly only by 1, or itself.


What 2 prime numbers add up to 27?

29


Which number is prime 25 26 27 28 or 29?

29


Can prime number be odd number?

Yes, e.g. 3 and 5 are relatively prime, 27 (33) and 25 (52) are relatively prime...


Is the number 27 a prime number?

No, 27 is not a prime number. 3x9 = 27


How is 29 the prime number between 25 and 30?

25 = 5 x 5 27 = 3 x 9 29 is prime


Is 1 25 16 21 27 19 a prime number?

The number 1 is neither prime nor composite. The numbers 25, 16, 21, and 27 are divisible by factors that are not one or the number itself. 19 is the only one that has only 1 and itself as factors, so it is a prime number.


Is 23 or 24 or 25 or 26 or 27 or 28 or29 a prime number?

23 and 29 are prime numbers


What is the 4th prime number?

the 4th prime number is 7


What is the next prime number after 27?

29 is the next prime number after 27. But 27 is not a prime! 3 x 9 = 27!


How do you know what numbers between 25-50 are prime?

To know what numbers are prime between 25-50, you'd have to figure out if any number besides 1 and that number itself can go into that number. Another key, is that all even numbers between 25 and 50 are NOT prime numbers. The only even number, that is prime is 2. So you'd have to go through all the odds between 25-50. For example: 27 is divisible by: 1,3,9, and 27 ~composite~ 29 is divisible by 1 and 29 ~prime~ Hope that helps!


Not a prime number 7 13 27 29?

27 is not a prime number.