Q: What are the prime factors of the number 424,824?

 A: 2, 3, 31, 571

Why are those the prime factors of the number 424,824?

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 424,824

424,824
Factor Arrows
2212,412
Factor Arrows
2106,206
Factor Arrows
253,103
Factor Arrows
317,701
Factor Arrows
31571

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, 31, 571

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 31 x 571 = 424,824

This can also be written as 23 x 31 x 311 x 5711 = 424,824

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


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