Q: What are the prime factors of the number 240,702,352?

 A: 2, 11, 31, 157, 281

Why are those the prime factors of the number 240,702,352?

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 240,702,352

240,702,352
Factor Arrows
2120,351,176
Factor Arrows
260,175,588
Factor Arrows
230,087,794
Factor Arrows
215,043,897
Factor Arrows
111,367,627
Factor Arrows
3144,117
Factor Arrows
157281

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, 11, 31, 157, 281

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 11 x 31 x 157 x 281 = 240,702,352

This can also be written as 24 x 111 x 311 x 1571 x 2811 = 240,702,352

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


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