Q: What are the prime factors of the number 70,832,816?

 A: 2, 4427051

Why are those the prime factors of the number 70,832,816?

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 70,832,816

70,832,816
Factor Arrows
235,416,408
Factor Arrows
217,708,204
Factor Arrows
28,854,102
Factor Arrows
24,427,051

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, 4427051

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 4,427,051 = 70,832,816

This can also be written as 24 x 4,427,0511 = 70,832,816

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


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