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

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โˆ™ 2011-09-18 14:38:29
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Q: What is a natural number if it has exactly 2 different factors?
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Related questions

What is the least natural number that has exactly six factors?

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What is the smallest natural number that has exactly five factors?

Answer16 is the smallest natural number that has exactly five factors; which are: 1, 2, 4, 8, and 16. Only squares have an odd number of factors.


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4? the factors of 4 are 1,4 and 2


What is the smallest natural number that has exactly seven factors?

It is in fact 72


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What is the smallest natural number with exactly 7 factors?

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Is a counting number with exactly two different factors?

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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 third smallest natural number that has exactly four distinct positive factors?

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Any number of the form a*b^4 where a and b are different prime numbers, or c^9 where c is a prime, will have exactly 10 factors.


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3*5*7*9 = 945 ...check if any number less than that has exactly four distinct factors.


A number that has exactly two factors?

A prime number has exactly two factors.


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

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What is a number greater than 150 and has exactly three different factors?

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There are quite a few. 6 does. 8 does.


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What is the smallest the smallest whole number with exactly 4 different factors?

I think that it is 4