Q: What are the prime factors of the number 166,056,600?

 A: 2, 3, 5, 103, 2687

Why are those the prime factors of the number 166,056,600?

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 166,056,600

166,056,600
Factor Arrows
283,028,300
Factor Arrows
241,514,150
Factor Arrows
220,757,075
Factor Arrows
36,919,025
Factor Arrows
51,383,805
Factor Arrows
5276,761
Factor Arrows
1032,687

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, 103, 2687

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 5 x 5 x 103 x 2,687 = 166,056,600

This can also be written as 23 x 31 x 52 x 1031 x 2,6871 = 166,056,600

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


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