Q: What are the prime factors of the number 513,502,444?

 A: 2, 7, 13, 108517

Why are those the prime factors of the number 513,502,444?

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 513,502,444

513,502,444
Factor Arrows
2256,751,222
Factor Arrows
2128,375,611
Factor Arrows
718,339,373
Factor Arrows
131,410,721
Factor Arrows
13108,517

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, 7, 13, 108517

We can check our work by multiplying all of the prime factors together: 2 x 2 x 7 x 13 x 13 x 108,517 = 513,502,444

This can also be written as 22 x 71 x 132 x 108,5171 = 513,502,444

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


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