Q: What are the prime factors of the number 286,325,824?

 A: 2, 239, 18719

Why are those the prime factors of the number 286,325,824?

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 286,325,824

286,325,824
Factor Arrows
2143,162,912
Factor Arrows
271,581,456
Factor Arrows
235,790,728
Factor Arrows
217,895,364
Factor Arrows
28,947,682
Factor Arrows
24,473,841
Factor Arrows
23918,719

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, 239, 18719

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 239 x 18,719 = 286,325,824

This can also be written as 26 x 2391 x 18,7191 = 286,325,824

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


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