Q: What are the prime factors of the number 801,164,028?

 A: 2, 3, 7, 613, 15559

Why are those the prime factors of the number 801,164,028?

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 801,164,028

801,164,028
Factor Arrows
2400,582,014
Factor Arrows
2200,291,007
Factor Arrows
366,763,669
Factor Arrows
79,537,667
Factor Arrows
61315,559

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, 3, 7, 613, 15559

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 7 x 613 x 15,559 = 801,164,028

This can also be written as 22 x 31 x 71 x 6131 x 15,5591 = 801,164,028

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


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