Q: What are the prime factors of the number 813,435,039?

 A: 3, 41, 2204431

Why are those the prime factors of the number 813,435,039?

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 813,435,039

813,435,039
Factor Arrows
3271,145,013
Factor Arrows
390,381,671
Factor Arrows
412,204,431

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, 41, 2204431

We can check our work by multiplying all of the prime factors together: 3 x 3 x 41 x 2,204,431 = 813,435,039

This can also be written as 32 x 411 x 2,204,4311 = 813,435,039

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


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