Q: What are the prime factors of the number 44,133,390?

 A: 2, 3, 5, 7, 19, 1229

Why are those the prime factors of the number 44,133,390?

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 44,133,390

44,133,390
Factor Arrows
222,066,695
Factor Arrows
37,355,565
Factor Arrows
32,451,855
Factor Arrows
3817,285
Factor Arrows
5163,457
Factor Arrows
723,351
Factor Arrows
191,229

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, 19, 1229

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 3 x 5 x 7 x 19 x 1,229 = 44,133,390

This can also be written as 21 x 33 x 51 x 71 x 191 x 1,2291 = 44,133,390

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


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