Q: What are the prime factors of the number 42,836,115?

 A: 3, 5, 7, 67, 6089

Why are those the prime factors of the number 42,836,115?

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 42,836,115

42,836,115
Factor Arrows
314,278,705
Factor Arrows
52,855,741
Factor Arrows
7407,963
Factor Arrows
676,089

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:

3, 5, 7, 67, 6089

We can check our work by multiplying all of the prime factors together: 3 x 5 x 7 x 67 x 6,089 = 42,836,115

This can also be written as 31 x 51 x 71 x 671 x 6,0891 = 42,836,115

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


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