Q: What are the prime factors of the number 1,779,264?

 A: 2, 3, 3089

Why are those the prime factors of the number 1,779,264?

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 1,779,264

1,779,264
Factor Arrows
2889,632
Factor Arrows
2444,816
Factor Arrows
2222,408
Factor Arrows
2111,204
Factor Arrows
255,602
Factor Arrows
227,801
Factor Arrows
39,267
Factor Arrows
33,089

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, 3089

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 3 x 3 x 3,089 = 1,779,264

This can also be written as 26 x 32 x 3,0891 = 1,779,264

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


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