Q: What are the prime factors of the number 786,800,709?

 A: 3, 1427, 2269

Why are those the prime factors of the number 786,800,709?

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 786,800,709

786,800,709
Factor Arrows
3262,266,903
Factor Arrows
387,422,301
Factor Arrows
329,140,767
Factor Arrows
39,713,589
Factor Arrows
33,237,863
Factor Arrows
1,4272,269

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, 1427, 2269

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 3 x 3 x 1,427 x 2,269 = 786,800,709

This can also be written as 35 x 1,4271 x 2,2691 = 786,800,709

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


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