Q: What are the prime factors of the number 500,532,160?

 A: 2, 5, 359, 4357

Why are those the prime factors of the number 500,532,160?

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 500,532,160

500,532,160
Factor Arrows
2250,266,080
Factor Arrows
2125,133,040
Factor Arrows
262,566,520
Factor Arrows
231,283,260
Factor Arrows
215,641,630
Factor Arrows
27,820,815
Factor Arrows
51,564,163
Factor Arrows
3594,357

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, 5, 359, 4357

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 5 x 359 x 4,357 = 500,532,160

This can also be written as 26 x 51 x 3591 x 4,3571 = 500,532,160

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


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