Q: What are the prime factors of the number 33,299,280?

 A: 2, 3, 5, 7, 6607

Why are those the prime factors of the number 33,299,280?

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 33,299,280

33,299,280
Factor Arrows
216,649,640
Factor Arrows
28,324,820
Factor Arrows
24,162,410
Factor Arrows
22,081,205
Factor Arrows
3693,735
Factor Arrows
3231,245
Factor Arrows
546,249
Factor Arrows
76,607

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, 5, 7, 6607

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 3 x 5 x 7 x 6,607 = 33,299,280

This can also be written as 24 x 32 x 51 x 71 x 6,6071 = 33,299,280

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


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