Q: What are the prime factors of the number 87,204,171?

 A: 3, 41, 181, 3917

Why are those the prime factors of the number 87,204,171?

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 87,204,171

87,204,171
Factor Arrows
329,068,057
Factor Arrows
41708,977
Factor Arrows
1813,917

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, 41, 181, 3917

We can check our work by multiplying all of the prime factors together: 3 x 41 x 181 x 3,917 = 87,204,171

This can also be written as 31 x 411 x 1811 x 3,9171 = 87,204,171

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


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