Q: What are the prime factors of the number 513,641,264?

 A: 2, 17, 71, 26597

Why are those the prime factors of the number 513,641,264?

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 513,641,264

513,641,264
Factor Arrows
2256,820,632
Factor Arrows
2128,410,316
Factor Arrows
264,205,158
Factor Arrows
232,102,579
Factor Arrows
171,888,387
Factor Arrows
7126,597

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, 17, 71, 26597

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 17 x 71 x 26,597 = 513,641,264

This can also be written as 24 x 171 x 711 x 26,5971 = 513,641,264

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


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