Q: What are the prime factors of the number 166,206,624?

 A: 2, 3, 31, 55849

Why are those the prime factors of the number 166,206,624?

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 166,206,624

166,206,624
Factor Arrows
283,103,312
Factor Arrows
241,551,656
Factor Arrows
220,775,828
Factor Arrows
210,387,914
Factor Arrows
25,193,957
Factor Arrows
31,731,319
Factor Arrows
3155,849

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, 31, 55849

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 3 x 31 x 55,849 = 166,206,624

This can also be written as 25 x 31 x 311 x 55,8491 = 166,206,624

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


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