Q: What are the prime factors of the number 404,413,018?

 A: 2, 71, 83, 34313

Why are those the prime factors of the number 404,413,018?

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 404,413,018

404,413,018
Factor Arrows
2202,206,509
Factor Arrows
712,847,979
Factor Arrows
8334,313

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, 71, 83, 34313

We can check our work by multiplying all of the prime factors together: 2 x 71 x 83 x 34,313 = 404,413,018

This can also be written as 21 x 711 x 831 x 34,3131 = 404,413,018

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


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