Q: What are the prime factors of the number 220,744?

 A: 2, 41, 673

Why are those the prime factors of the number 220,744?

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 220,744

220,744
Factor Arrows
2110,372
Factor Arrows
255,186
Factor Arrows
227,593
Factor Arrows
41673

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, 41, 673

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 41 x 673 = 220,744

This can also be written as 23 x 411 x 6731 = 220,744

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


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