Q: What are the prime factors of the number 725,568?

 A: 2, 3, 3779

Why are those the prime factors of the number 725,568?

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 725,568

725,568
Factor Arrows
2362,784
Factor Arrows
2181,392
Factor Arrows
290,696
Factor Arrows
245,348
Factor Arrows
222,674
Factor Arrows
211,337
Factor Arrows
33,779

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, 3779

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 3 x 3,779 = 725,568

This can also be written as 26 x 31 x 3,7791 = 725,568

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


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