Q: What are the prime factors of the number 240,787,072?

 A: 2, 227, 8287

Why are those the prime factors of the number 240,787,072?

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 240,787,072

240,787,072
Factor Arrows
2120,393,536
Factor Arrows
260,196,768
Factor Arrows
230,098,384
Factor Arrows
215,049,192
Factor Arrows
27,524,596
Factor Arrows
23,762,298
Factor Arrows
21,881,149
Factor Arrows
2278,287

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, 227, 8287

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 2 x 227 x 8,287 = 240,787,072

This can also be written as 27 x 2271 x 8,2871 = 240,787,072

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


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