Q: What are the prime factors of the number 575,920?

 A: 2, 5, 23, 313

Why are those the prime factors of the number 575,920?

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 575,920

575,920
Factor Arrows
2287,960
Factor Arrows
2143,980
Factor Arrows
271,990
Factor Arrows
235,995
Factor Arrows
57,199
Factor Arrows
23313

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, 5, 23, 313

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 5 x 23 x 313 = 575,920

This can also be written as 24 x 51 x 231 x 3131 = 575,920

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


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