Q: What are the prime factors of the number 138,513,252?

 A: 2, 3, 41, 281531

Why are those the prime factors of the number 138,513,252?

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 138,513,252

138,513,252
Factor Arrows
269,256,626
Factor Arrows
234,628,313
Factor Arrows
311,542,771
Factor Arrows
41281,531

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, 41, 281531

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 41 x 281,531 = 138,513,252

This can also be written as 22 x 31 x 411 x 281,5311 = 138,513,252

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


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