Q: What are the prime factors of the number 206,443,136?

 A: 2, 31, 52027

Why are those the prime factors of the number 206,443,136?

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 206,443,136

206,443,136
Factor Arrows
2103,221,568
Factor Arrows
251,610,784
Factor Arrows
225,805,392
Factor Arrows
212,902,696
Factor Arrows
26,451,348
Factor Arrows
23,225,674
Factor Arrows
21,612,837
Factor Arrows
3152,027

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, 31, 52027

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 31 x 52,027 = 206,443,136

This can also be written as 27 x 311 x 52,0271 = 206,443,136

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


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