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# Is a counting number with exactly two different factors?

Updated: 4/28/2022

Wiki User

7y ago

That's a Prime number.

Wiki User

7y ago

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Q: Is a counting number with exactly two different factors?
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### How do you decide if a counting number is a composite number?

A prime number has exactly two factors, 1 and the number itself. Any number having more factors than a prime is a composite number.

a prime number

### What are counting number factors?

They are also counting numbers.

30

510510

### How do you explain prime numbers in numbers?

A prime number is a positive integer that has exactly two different factors: 1 and itself. This is why 1 is not a prime number: it has the factors 1 and itself, but they are the same - it does not have exactly two different factors.

### What is the smallest whole number with exactly 3 different factors?

The factors of 4 are 1, 2, and 4 .

### What is the smallest number that has exactly three different factors?

I belive it is 4. The factors of 4 are 1,4, and 2.

169

### A number that has exactly two factors?

A prime number has exactly two factors.

### How is a prime number different from a conposite number?

A prime number has exactly two factors, 1 and itself. A composite number has more than two factors.

Four of them.