Q: What are the prime factors of the number 33,426,240?

 A: 2, 3, 5, 34819

Why are those the prime factors of the number 33,426,240?

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 33,426,240

33,426,240
Factor Arrows
216,713,120
Factor Arrows
28,356,560
Factor Arrows
24,178,280
Factor Arrows
22,089,140
Factor Arrows
21,044,570
Factor Arrows
2522,285
Factor Arrows
3174,095
Factor Arrows
534,819

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, 34819

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 5 x 34,819 = 33,426,240

This can also be written as 26 x 31 x 51 x 34,8191 = 33,426,240

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


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