Q: What are the prime factors of the number 413,431,431?

 A: 3, 7, 19, 433, 2393

Why are those the prime factors of the number 413,431,431?

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 413,431,431

413,431,431
Factor Arrows
3137,810,477
Factor Arrows
719,687,211
Factor Arrows
191,036,169
Factor Arrows
4332,393

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, 7, 19, 433, 2393

We can check our work by multiplying all of the prime factors together: 3 x 7 x 19 x 433 x 2,393 = 413,431,431

This can also be written as 31 x 71 x 191 x 4331 x 2,3931 = 413,431,431

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


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