Q: What are the prime factors of the number 571,920?

 A: 2, 3, 5, 2383

Why are those the prime factors of the number 571,920?

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 571,920

571,920
Factor Arrows
2285,960
Factor Arrows
2142,980
Factor Arrows
271,490
Factor Arrows
235,745
Factor Arrows
311,915
Factor Arrows
52,383

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, 5, 2383

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 5 x 2,383 = 571,920

This can also be written as 24 x 31 x 51 x 2,3831 = 571,920

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


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