Q: What are the prime factors of the number 28,802,568?

 A: 2, 3, 29, 1427

Why are those the prime factors of the number 28,802,568?

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 28,802,568

28,802,568
Factor Arrows
214,401,284
Factor Arrows
27,200,642
Factor Arrows
23,600,321
Factor Arrows
31,200,107
Factor Arrows
2941,383
Factor Arrows
291,427

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, 29, 1427

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 29 x 29 x 1,427 = 28,802,568

This can also be written as 23 x 31 x 292 x 1,4271 = 28,802,568

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


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