Q: What are the prime factors of the number 113,212,312?

 A: 2, 67, 211217

Why are those the prime factors of the number 113,212,312?

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 113,212,312

113,212,312
Factor Arrows
256,606,156
Factor Arrows
228,303,078
Factor Arrows
214,151,539
Factor Arrows
67211,217

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, 67, 211217

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 67 x 211,217 = 113,212,312

This can also be written as 23 x 671 x 211,2171 = 113,212,312

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


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