Q: What are the prime factors of the number 47,412?

 A: 2, 3, 439

Why are those the prime factors of the number 47,412?

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 47,412

47,412
Factor Arrows
223,706
Factor Arrows
211,853
Factor Arrows
33,951
Factor Arrows
31,317
Factor Arrows
3439

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, 439

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 3 x 3 x 439 = 47,412

This can also be written as 22 x 33 x 4391 = 47,412

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


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