Q: What are the prime factors of the number 788,856,159?

 A: 3, 7, 13, 79, 463

Why are those the prime factors of the number 788,856,159?

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 788,856,159

788,856,159
Factor Arrows
3262,952,053
Factor Arrows
737,564,579
Factor Arrows
132,889,583
Factor Arrows
7936,577
Factor Arrows
79463

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, 13, 79, 463

We can check our work by multiplying all of the prime factors together: 3 x 7 x 13 x 79 x 79 x 463 = 788,856,159

This can also be written as 31 x 71 x 131 x 792 x 4631 = 788,856,159

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


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