Q: What are the prime factors of the number 4,802,816?

 A: 2, 73, 257

Why are those the prime factors of the number 4,802,816?

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 4,802,816

4,802,816
Factor Arrows
22,401,408
Factor Arrows
21,200,704
Factor Arrows
2600,352
Factor Arrows
2300,176
Factor Arrows
2150,088
Factor Arrows
275,044
Factor Arrows
237,522
Factor Arrows
218,761
Factor Arrows
73257

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, 73, 257

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 73 x 257 = 4,802,816

This can also be written as 28 x 731 x 2571 = 4,802,816

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


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