Q: What are the prime factors of the number 523,560?

 A: 2, 3, 5, 4363

Why are those the prime factors of the number 523,560?

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 523,560

523,560
Factor Arrows
2261,780
Factor Arrows
2130,890
Factor Arrows
265,445
Factor Arrows
321,815
Factor Arrows
54,363

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, 4363

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 5 x 4,363 = 523,560

This can also be written as 23 x 31 x 51 x 4,3631 = 523,560

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


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