Q: What are the prime factors of the number 725,767,072?

 A: 2, 43, 527447

Why are those the prime factors of the number 725,767,072?

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 725,767,072

725,767,072
Factor Arrows
2362,883,536
Factor Arrows
2181,441,768
Factor Arrows
290,720,884
Factor Arrows
245,360,442
Factor Arrows
222,680,221
Factor Arrows
43527,447

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, 43, 527447

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 43 x 527,447 = 725,767,072

This can also be written as 25 x 431 x 527,4471 = 725,767,072

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


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