Q: What are the prime factors of the number 160,531,500?

 A: 2, 3, 5, 107021

Why are those the prime factors of the number 160,531,500?

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 160,531,500

160,531,500
Factor Arrows
280,265,750
Factor Arrows
240,132,875
Factor Arrows
313,377,625
Factor Arrows
52,675,525
Factor Arrows
5535,105
Factor Arrows
5107,021

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, 3, 5, 107021

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 5 x 5 x 5 x 107,021 = 160,531,500

This can also be written as 22 x 31 x 53 x 107,0211 = 160,531,500

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


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