Q: What are the prime factors of the number 32,478,464?

 A: 2, 293, 433

Why are those the prime factors of the number 32,478,464?

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 32,478,464

32,478,464
Factor Arrows
216,239,232
Factor Arrows
28,119,616
Factor Arrows
24,059,808
Factor Arrows
22,029,904
Factor Arrows
21,014,952
Factor Arrows
2507,476
Factor Arrows
2253,738
Factor Arrows
2126,869
Factor Arrows
293433

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, 293, 433

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 2 x 2 x 293 x 433 = 32,478,464

This can also be written as 28 x 2931 x 4331 = 32,478,464

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


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