Q: What are the prime factors of the number 215,135,433?

 A: 3, 885331

Why are those the prime factors of the number 215,135,433?

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 215,135,433

215,135,433
Factor Arrows
371,711,811
Factor Arrows
323,903,937
Factor Arrows
37,967,979
Factor Arrows
32,655,993
Factor Arrows
3885,331

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, 885331

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 3 x 3 x 885,331 = 215,135,433

This can also be written as 35 x 885,3311 = 215,135,433

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


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