Q: What are the prime factors of the number 206,666,752?

 A: 2, 201823

Why are those the prime factors of the number 206,666,752?

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 206,666,752

206,666,752
Factor Arrows
2103,333,376
Factor Arrows
251,666,688
Factor Arrows
225,833,344
Factor Arrows
212,916,672
Factor Arrows
26,458,336
Factor Arrows
23,229,168
Factor Arrows
21,614,584
Factor Arrows
2807,292
Factor Arrows
2403,646
Factor Arrows
2201,823

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, 201823

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 201,823 = 206,666,752

This can also be written as 210 x 201,8231 = 206,666,752

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


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