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YES!!!

Always use Prime number when dividing down to find the factors of a number.

e.g.

Find the factors of '51'

Since '2' is the lowest prime , use '2' . However, '51' is not an even number so cannot use '2'

So try the next prime number '3'.

3)51 = 17

Since '17' is a prime number divide into itself

17)17 = 1 When reduced to '1' , you have all the prime number factors. In this case '3' & '17'.

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lenpollock

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11mo ago

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More answers

In all but the topmost branch, they're mandatory. it doesn't make sense to put a prime number at the top of a tree, since prime numbers don't have prime factorizations. The only prime factor of a prime number is the number itself, so the tree doesn't have anywhere to go.

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Wiki User

9y ago
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Q: Are prime numbers allowed in factor trees?
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