Q: What are the prime factors of the number 220,433,147?

 A: 11, 29, 79, 8747

Why are those the prime factors of the number 220,433,147?

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 220,433,147

220,433,147
Factor Arrows
1120,039,377
Factor Arrows
29691,013
Factor Arrows
798,747

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:

11, 29, 79, 8747

We can check our work by multiplying all of the prime factors together: 11 x 29 x 79 x 8,747 = 220,433,147

This can also be written as 111 x 291 x 791 x 8,7471 = 220,433,147

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


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