Q: What are the prime factors of the number 585,481,216?

 A: 2, 571759

Why are those the prime factors of the number 585,481,216?

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 585,481,216

585,481,216
Factor Arrows
2292,740,608
Factor Arrows
2146,370,304
Factor Arrows
273,185,152
Factor Arrows
236,592,576
Factor Arrows
218,296,288
Factor Arrows
29,148,144
Factor Arrows
24,574,072
Factor Arrows
22,287,036
Factor Arrows
21,143,518
Factor Arrows
2571,759

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, 571759

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 571,759 = 585,481,216

This can also be written as 210 x 571,7591 = 585,481,216

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


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