Q: What are the prime factors of the number 117,311,056?

 A: 2, 1297, 5653

Why are those the prime factors of the number 117,311,056?

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 117,311,056

117,311,056
Factor Arrows
258,655,528
Factor Arrows
229,327,764
Factor Arrows
214,663,882
Factor Arrows
27,331,941
Factor Arrows
1,2975,653

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, 1297, 5653

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 1,297 x 5,653 = 117,311,056

This can also be written as 24 x 1,2971 x 5,6531 = 117,311,056

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


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