Q: What are the prime factors of the number 86,162,163?

 A: 3, 23, 227, 5501

Why are those the prime factors of the number 86,162,163?

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 86,162,163

86,162,163
Factor Arrows
328,720,721
Factor Arrows
231,248,727
Factor Arrows
2275,501

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:

3, 23, 227, 5501

We can check our work by multiplying all of the prime factors together: 3 x 23 x 227 x 5,501 = 86,162,163

This can also be written as 31 x 231 x 2271 x 5,5011 = 86,162,163

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


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