What do you call a number that has exactly 2 factors?

Anonymous

∙ 13y ago

a # that has exactly 2 factors is called a Prime number, an example of a prime number is 17 because it is odd and it only has 2 factors, 17= 1 and itself

Wiki User

∙ 13y ago

What else can I help you with?

What is a whole number when it has exactly 2 factors?

A prime number has exactly two factors: itself and 1.

What number has 2 factors exactly?

Any prime number

What is the only even number the has exactly 2 factors?

What has only exactly 2 factors?

A prime number.

What do you call a number with only 2 factors?

you call it a prime number

A number that has exactly three factors?

A square of any prime number, p has exactly three factors. They are 1, p and p^2.

Which 2 digit number has exactly 9 factors?

36 has nine factors.

What is the name for a whole number that has exactly 2 factors?

Prime. The only factors of a prime number are 1 and the number.

What is a number that has only 2 factors?

Any prime number has exactly two factors, 1 and the number itself.

What is the smallest number that has exactly three factors?

8, 2*2*2

What is a number with exactly 2 factors?

A prime number.A prime number.

What type of number only has exactly only 2 factors?

a prime number

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