Q: What are the prime factors of the number 583,072?

 A: 2, 7, 19, 137

Why are those the prime factors of the number 583,072?

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 583,072

583,072
Factor Arrows
2291,536
Factor Arrows
2145,768
Factor Arrows
272,884
Factor Arrows
236,442
Factor Arrows
218,221
Factor Arrows
72,603
Factor Arrows
19137

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, 7, 19, 137

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 7 x 19 x 137 = 583,072

This can also be written as 25 x 71 x 191 x 1371 = 583,072

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


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