Q: What are the prime factors of the number 207,431,026?

 A: 2, 11, 29, 2687

Why are those the prime factors of the number 207,431,026?

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 207,431,026

207,431,026
Factor Arrows
2103,715,513
Factor Arrows
119,428,683
Factor Arrows
11857,153
Factor Arrows
1177,923
Factor Arrows
292,687

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, 11, 29, 2687

We can check our work by multiplying all of the prime factors together: 2 x 11 x 11 x 11 x 29 x 2,687 = 207,431,026

This can also be written as 21 x 113 x 291 x 2,6871 = 207,431,026

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


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