Q: What are the prime factors of the number 577,053,550?

 A: 2, 5, 43, 239, 1123

Why are those the prime factors of the number 577,053,550?

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 577,053,550

577,053,550
Factor Arrows
2288,526,775
Factor Arrows
557,705,355
Factor Arrows
511,541,071
Factor Arrows
43268,397
Factor Arrows
2391,123

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, 5, 43, 239, 1123

We can check our work by multiplying all of the prime factors together: 2 x 5 x 5 x 43 x 239 x 1,123 = 577,053,550

This can also be written as 21 x 52 x 431 x 2391 x 1,1231 = 577,053,550

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


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