Q: What are the prime factors of the number 42,487,926?

 A: 2, 3, 13, 544717

Why are those the prime factors of the number 42,487,926?

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 42,487,926

42,487,926
Factor Arrows
221,243,963
Factor Arrows
37,081,321
Factor Arrows
13544,717

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, 13, 544717

We can check our work by multiplying all of the prime factors together: 2 x 3 x 13 x 544,717 = 42,487,926

This can also be written as 21 x 31 x 131 x 544,7171 = 42,487,926

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


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