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Is 15 a prime number of 45?
15 is a factor of 45, but it is not a prime number.
What is a number greater than 10 and a factor of 30?
15 is a number greater than 10 and a factor of 30.
Is the number 15 a factor of 45?
yes
What is the smallest number that has both 10 and 15 as a factor?
30
Is 1 a prime factor of 15?
No, 1 is not a prime number.
What is the greatest common factor of both12 and 18?
The GCF is 6.
Is 15 a factor of 15?
Yes, 15 is a factor of 15. Every number has itself and 1 as a factor.
Are 12 and 15 relatively prime?
No, 12 and 15 aren't relatively prime, because they both share as a prime factor 3. Dividing both12 and 15 by 3 gives 4 and 5 respectively. Consecutive numbers are always coprime. Coprime numbers are relatively prime to each other, as they share no prime factors, for example 33 and 35,
What is the only composite factor of the number 15?
15
Which number is a factor of 15 but not a multiple of 5?
Which number is a factor of 10 , but not a multiple of 5
Is 15 a prime number of 45?
15 is a factor of 45, but it is not a prime number.
What is the conversion factor for 15?
There can be no conversion factor for a single number.
What number has 15 as a factor?
45.
What are the composite number of 15?
15 is the only composite factor of 15.
What number is a factor of both 24 and 15?
8 is a factor of 24 but not 15
What is a number greater than 10 and a factor of 30?
15 is a number greater than 10 and a factor of 30.
What number is a factor of 15?
They are: 1, 3, 5 and 15
