Q: What are the prime factors of the number 10,540,080?

 A: 2, 3, 5, 14639

Why are those the prime factors of the number 10,540,080?

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 10,540,080

10,540,080
Factor Arrows
25,270,040
Factor Arrows
22,635,020
Factor Arrows
21,317,510
Factor Arrows
2658,755
Factor Arrows
3219,585
Factor Arrows
373,195
Factor Arrows
514,639

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, 5, 14639

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 3 x 5 x 14,639 = 10,540,080

This can also be written as 24 x 32 x 51 x 14,6391 = 10,540,080

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


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