Q: What are the prime factors of the number 25,802,688?

 A: 2, 3, 23, 5843

Why are those the prime factors of the number 25,802,688?

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 25,802,688

25,802,688
Factor Arrows
212,901,344
Factor Arrows
26,450,672
Factor Arrows
23,225,336
Factor Arrows
21,612,668
Factor Arrows
2806,334
Factor Arrows
2403,167
Factor Arrows
3134,389
Factor Arrows
235,843

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, 23, 5843

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 23 x 5,843 = 25,802,688

This can also be written as 26 x 31 x 231 x 5,8431 = 25,802,688

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


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