Q: What are the prime factors of the number 230,564,530?

 A: 2, 5, 7, 179, 18401

Why are those the prime factors of the number 230,564,530?

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 230,564,530

230,564,530
Factor Arrows
2115,282,265
Factor Arrows
523,056,453
Factor Arrows
73,293,779
Factor Arrows
17918,401

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, 7, 179, 18401

We can check our work by multiplying all of the prime factors together: 2 x 5 x 7 x 179 x 18,401 = 230,564,530

This can also be written as 21 x 51 x 71 x 1791 x 18,4011 = 230,564,530

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


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