Q: What are the prime factors of the number 384,510?

 A: 2, 3, 5, 7, 1831

Why are those the prime factors of the number 384,510?

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 384,510

384,510
Factor Arrows
2192,255
Factor Arrows
364,085
Factor Arrows
512,817
Factor Arrows
71,831

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, 7, 1831

We can check our work by multiplying all of the prime factors together: 2 x 3 x 5 x 7 x 1,831 = 384,510

This can also be written as 21 x 31 x 51 x 71 x 1,8311 = 384,510

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


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