# how many prime factorizations can a number have and why?

I need this badly

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- 1 decade agoFavorite Answer
only one

um, because it's unique?

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- 1 decade ago
a number can have only ONE factorization in prime numbers, that is because if it had two both would have to be exactly the same.

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- PascalLv 71 decade ago
One, up to reordering of the elements. This is the fundamental theorem of arithmetic.

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