Q: What are the prime factors of the number 32,404,788?

 A: 2, 3, 13, 17, 4073

Why are those the prime factors of the number 32,404,788?

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 32,404,788

32,404,788
Factor Arrows
216,202,394
Factor Arrows
28,101,197
Factor Arrows
32,700,399
Factor Arrows
3900,133
Factor Arrows
1369,241
Factor Arrows
174,073

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, 13, 17, 4073

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 3 x 13 x 17 x 4,073 = 32,404,788

This can also be written as 22 x 32 x 131 x 171 x 4,0731 = 32,404,788

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


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