Q: What are the prime factors of the number 888,408?

 A: 2, 3, 457

Why are those the prime factors of the number 888,408?

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 888,408

888,408
Factor Arrows
2444,204
Factor Arrows
2222,102
Factor Arrows
2111,051
Factor Arrows
337,017
Factor Arrows
312,339
Factor Arrows
34,113
Factor Arrows
31,371
Factor Arrows
3457

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, 457

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 3 x 3 x 3 x 3 x 457 = 888,408

This can also be written as 23 x 35 x 4571 = 888,408

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


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