Q: What are the prime factors of the number 516,192?

 A: 2, 3, 19, 283

Why are those the prime factors of the number 516,192?

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 516,192

516,192
Factor Arrows
2258,096
Factor Arrows
2129,048
Factor Arrows
264,524
Factor Arrows
232,262
Factor Arrows
216,131
Factor Arrows
35,377
Factor Arrows
19283

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, 19, 283

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 3 x 19 x 283 = 516,192

This can also be written as 25 x 31 x 191 x 2831 = 516,192

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


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