Q: What are the prime factors of the number 998,608?

 A: 2, 13, 4801

Why are those the prime factors of the number 998,608?

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 998,608

998,608
Factor Arrows
2499,304
Factor Arrows
2249,652
Factor Arrows
2124,826
Factor Arrows
262,413
Factor Arrows
134,801

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, 13, 4801

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 13 x 4,801 = 998,608

This can also be written as 24 x 131 x 4,8011 = 998,608

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


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