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Q: What is a number between 20 and 30 that is composite and the sum of that numbers prime factors is the greatest of all the composits between 20 and 30?

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well it is how the prime you can only multiply it by on and the composite number u can have more pairs of factors hat the composite.

4, 6, 8, 12, 24

26

42

It is 99 which is a composite number because it has more than two factors

Any number with five factors is composite. There isn't one in that range.

The greatest common factor is the largest of the common factors.

36 is a composite number between 30 and 40 because its factors are 1,2,3,4,6,9,12,18,36

They are the composite numbers that have more than two factors in them whereas prime numbers have only two factors in them

The greatest composite number that is less than 100 is 99. Its factors are 1, 3, 9, 11, 33, and 99. It can't be prime because it has factors other than 1 and itself.

There are no common factors between these values since 11 is prime and 20 is composite. Then, there are no common prime factors between these values.

35 is a composite number between 30 and 40 whose primev factors (5 and 7) have a sum of 12.

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