Q: What are the prime factors of the number 561,750?

 A: 2, 3, 5, 7, 107

Why are those the prime factors of the number 561,750?

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 561,750

561,750
Factor Arrows
2280,875
Factor Arrows
393,625
Factor Arrows
518,725
Factor Arrows
53,745
Factor Arrows
5749
Factor Arrows
7107

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, 7, 107

We can check our work by multiplying all of the prime factors together: 2 x 3 x 5 x 5 x 5 x 7 x 107 = 561,750

This can also be written as 21 x 31 x 53 x 71 x 1071 = 561,750

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


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