Q: What are the prime factors of the number 886,545?

 A: 3, 5, 11, 199

Why are those the prime factors of the number 886,545?

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 886,545

886,545
Factor Arrows
3295,515
Factor Arrows
398,505
Factor Arrows
332,835
Factor Arrows
310,945
Factor Arrows
52,189
Factor Arrows
11199

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, 5, 11, 199

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 3 x 5 x 11 x 199 = 886,545

This can also be written as 34 x 51 x 111 x 1991 = 886,545

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


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