Q: What are the prime factors of the number 32,869,040?

 A: 2, 5, 137, 2999

Why are those the prime factors of the number 32,869,040?

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 32,869,040

32,869,040
Factor Arrows
216,434,520
Factor Arrows
28,217,260
Factor Arrows
24,108,630
Factor Arrows
22,054,315
Factor Arrows
5410,863
Factor Arrows
1372,999

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, 5, 137, 2999

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 5 x 137 x 2,999 = 32,869,040

This can also be written as 24 x 51 x 1371 x 2,9991 = 32,869,040

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


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