2 years ago

What is the sum of the prime factors of 105 not including 1

1 answer:

3 0

15 is the answer because 5 is a prime factor so 5 into 105=21 and 3 is another prime factor so 3 into 21=7 and 7 is another so 7 into 7=1 and 5+3+7=15

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