Q: What are the prime factors of the number 25,328,832?

 A: 2, 3, 29, 4549

Why are those the prime factors of the number 25,328,832?

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 25,328,832

25,328,832
Factor Arrows
212,664,416
Factor Arrows
26,332,208
Factor Arrows
23,166,104
Factor Arrows
21,583,052
Factor Arrows
2791,526
Factor Arrows
2395,763
Factor Arrows
3131,921
Factor Arrows
294,549

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, 29, 4549

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 29 x 4,549 = 25,328,832

This can also be written as 26 x 31 x 291 x 4,5491 = 25,328,832

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


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