Q: What are the prime factors of the number 235,114,540?

 A: 2, 5, 31, 43, 8819

Why are those the prime factors of the number 235,114,540?

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 235,114,540

235,114,540
Factor Arrows
2117,557,270
Factor Arrows
258,778,635
Factor Arrows
511,755,727
Factor Arrows
31379,217
Factor Arrows
438,819

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, 31, 43, 8819

We can check our work by multiplying all of the prime factors together: 2 x 2 x 5 x 31 x 43 x 8,819 = 235,114,540

This can also be written as 22 x 51 x 311 x 431 x 8,8191 = 235,114,540

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


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