Q: What are the prime factors of the number 230,577,640?

 A: 2, 5, 89, 239, 271

Why are those the prime factors of the number 230,577,640?

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 230,577,640

230,577,640
Factor Arrows
2115,288,820
Factor Arrows
257,644,410
Factor Arrows
228,822,205
Factor Arrows
55,764,441
Factor Arrows
8964,769
Factor Arrows
239271

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, 89, 239, 271

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 5 x 89 x 239 x 271 = 230,577,640

This can also be written as 23 x 51 x 891 x 2391 x 2711 = 230,577,640

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


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