Q: What are the prime factors of the number 28,594,863?

 A: 3, 11, 67, 479

Why are those the prime factors of the number 28,594,863?

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 28,594,863

28,594,863
Factor Arrows
39,531,621
Factor Arrows
33,177,207
Factor Arrows
31,059,069
Factor Arrows
3353,023
Factor Arrows
1132,093
Factor Arrows
67479

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:

3, 11, 67, 479

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 3 x 11 x 67 x 479 = 28,594,863

This can also be written as 34 x 111 x 671 x 4791 = 28,594,863

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


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