What number is a factor 2 5 7 21?

Anonymous

∙ 14y ago

Updated: 8/18/2019

all of them are factors, factors are numbers that divide into a number equally.

if you had said what are the factors of 25 from this list then the answer would be...

25 divided by 5 is 5 so 5 is one

so the only factor from the list is 5!

Wiki User

∙ 14y ago

What else can I help you with?

What is the factor of 2 and 10?

1, 21, 2, 5, 10

Which number is a factor of 21 but not a multiple of 7 a.2 b. 4 c. 5 d. 3?

d. 3

Which number is a factor of 20 but not a factor of 5?

It is: 4 or 2

What number is relatively prime to 10?

10=2*5 Any number that doesn't have a factor of 2 or 5 is relatively prime to 10. e.g. 3, 7, 11, and 21 are all relatively prime to 10. 2, 5, 15, 16, and 20 are not relatively prime since they share a factor or 2 or 5 (or both, which means they share a factor of 10, e.g. 20).

What is 5 more than one third of a number is -2?

What is 5 2 as a mixed number?

5/2 = 21/2

What is the greatest common factor of 21 30 and 44?

21 = 3 x 7 30 = 2 x 3 x 5 44 = 2 x 2 x 11 GCF = 1

What is a mixed number or a whole number for 5 over 2?

5/2 = 21/2

What is a mixed number or whole number for 5-2?

Can you simplify 21 over 100?

No, 21 over 100 cannot be simplified. To verify, factor each number down to its prime factorization. 21 = 3 * 7 100 = 2 * 2 * 5 * 5 Since they have no common factors, the fraction cannot be simplified.

What is 5 over 2 as a mixed number?

5 over 2 as a mixed number is 21/2

Does any number that has 10 also have 5 as a factor?

Correct. 5 and 2 are factors of 10, and will be factors of any number having 10 as a factor.