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That's a Prime number.
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Earn +20 ptsQ: Is a counting number with exactly two different factors?
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Continue Learning about Basic Math
Which number has exactly three different prime factors?
30
What is a number greater than 150 and has exactly three different factors?
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.
How many counting numbers less than 20 have an odd number of different factors?
Four of them.
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