Q: What are the prime factors of the number 758,016?

 A: 2, 3, 7, 47

Why are those the prime factors of the number 758,016?

Prime factors are the prime numbers that can be multipled together to equal the original number. You find the factors by dividing by prime numbers. It is best shown by creating a Factor Tree.

Factor Tree for the number 758,016

758,016
Factor Arrows
2379,008
Factor Arrows
2189,504
Factor Arrows
294,752
Factor Arrows
247,376
Factor Arrows
223,688
Factor Arrows
211,844
Factor Arrows
25,922
Factor Arrows
22,961
Factor Arrows
3987
Factor Arrows
3329
Factor Arrows
747

The numbers in bold above are the prime factors. If there are multiples, you only count them one time. This leads us to our prime factors of:

2, 3, 7, 47

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 3 x 3 x 7 x 47 = 758,016

This can also be written as 28 x 32 x 71 x 471 = 758,016

If you would like to know more, or need additional explanation, please review our prime factorization explanation.


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