Q: What are the prime factors of the number 223,603,056?

 A: 2, 3, 23, 181, 373

Why are those the prime factors of the number 223,603,056?

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 223,603,056

223,603,056
Factor Arrows
2111,801,528
Factor Arrows
255,900,764
Factor Arrows
227,950,382
Factor Arrows
213,975,191
Factor Arrows
34,658,397
Factor Arrows
31,552,799
Factor Arrows
2367,513
Factor Arrows
181373

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, 23, 181, 373

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 3 x 23 x 181 x 373 = 223,603,056

This can also be written as 24 x 32 x 231 x 1811 x 3731 = 223,603,056

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


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