Q: What are the prime factors of the number 563,545,575?

 A: 3, 5, 523, 4789

Why are those the prime factors of the number 563,545,575?

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 563,545,575

563,545,575
Factor Arrows
3187,848,525
Factor Arrows
362,616,175
Factor Arrows
512,523,235
Factor Arrows
52,504,647
Factor Arrows
5234,789

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:

3, 5, 523, 4789

We can check our work by multiplying all of the prime factors together: 3 x 3 x 5 x 5 x 523 x 4,789 = 563,545,575

This can also be written as 32 x 52 x 5231 x 4,7891 = 563,545,575

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


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