Q: What are the prime factors of the number 40,170,693?

 A: 3, 19, 41, 17189

Why are those the prime factors of the number 40,170,693?

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 40,170,693

40,170,693
Factor Arrows
313,390,231
Factor Arrows
19704,749
Factor Arrows
4117,189

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:

3, 19, 41, 17189

We can check our work by multiplying all of the prime factors together: 3 x 19 x 41 x 17,189 = 40,170,693

This can also be written as 31 x 191 x 411 x 17,1891 = 40,170,693

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


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