Q: What are the prime factors of the number 39,472?

 A: 2, 2467

Why are those the prime factors of the number 39,472?

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 39,472

39,472
Factor Arrows
219,736
Factor Arrows
29,868
Factor Arrows
24,934
Factor Arrows
22,467

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, 2467

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2,467 = 39,472

This can also be written as 24 x 2,4671 = 39,472

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


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