Q: What are the prime factors of the number 431,336?

 A: 2, 53917

Why are those the prime factors of the number 431,336?

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 431,336

431,336
Factor Arrows
2215,668
Factor Arrows
2107,834
Factor Arrows
253,917

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, 53917

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 53,917 = 431,336

This can also be written as 23 x 53,9171 = 431,336

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


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