Q: What are the prime factors of the number 230,355,540?

 A: 2, 3, 5, 1279753

Why are those the prime factors of the number 230,355,540?

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 230,355,540

230,355,540
Factor Arrows
2115,177,770
Factor Arrows
257,588,885
Factor Arrows
319,196,295
Factor Arrows
36,398,765
Factor Arrows
51,279,753

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, 5, 1279753

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 3 x 5 x 1,279,753 = 230,355,540

This can also be written as 22 x 32 x 51 x 1,279,7531 = 230,355,540

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


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