Q: What are the prime factors of the number 99,432,837?

 A: 3, 7, 1578299

Why are those the prime factors of the number 99,432,837?

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 99,432,837

99,432,837
Factor Arrows
333,144,279
Factor Arrows
311,048,093
Factor Arrows
71,578,299

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, 7, 1578299

We can check our work by multiplying all of the prime factors together: 3 x 3 x 7 x 1,578,299 = 99,432,837

This can also be written as 32 x 71 x 1,578,2991 = 99,432,837

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


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