Q: What are the prime factors of the number 117,788,784?

 A: 2, 3, 17, 144349

Why are those the prime factors of the number 117,788,784?

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 117,788,784

117,788,784
Factor Arrows
258,894,392
Factor Arrows
229,447,196
Factor Arrows
214,723,598
Factor Arrows
27,361,799
Factor Arrows
32,453,933
Factor Arrows
17144,349

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, 17, 144349

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 17 x 144,349 = 117,788,784

This can also be written as 24 x 31 x 171 x 144,3491 = 117,788,784

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


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