Q: What are the prime factors of the number 40,521,204?

 A: 2, 3, 367, 3067

Why are those the prime factors of the number 40,521,204?

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 40,521,204

40,521,204
Factor Arrows
220,260,602
Factor Arrows
210,130,301
Factor Arrows
33,376,767
Factor Arrows
31,125,589
Factor Arrows
3673,067

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, 367, 3067

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 3 x 367 x 3,067 = 40,521,204

This can also be written as 22 x 32 x 3671 x 3,0671 = 40,521,204

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


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