Q: What are the prime factors of the number 207,744?

 A: 2, 3, 541

Why are those the prime factors of the number 207,744?

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 207,744

207,744
Factor Arrows
2103,872
Factor Arrows
251,936
Factor Arrows
225,968
Factor Arrows
212,984
Factor Arrows
26,492
Factor Arrows
23,246
Factor Arrows
21,623
Factor Arrows
3541

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, 541

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 3 x 541 = 207,744

This can also be written as 27 x 31 x 5411 = 207,744

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


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