Q: What are the prime factors of the number 858,662,511?

 A: 3, 7, 3631, 11261

Why are those the prime factors of the number 858,662,511?

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 858,662,511

858,662,511
Factor Arrows
3286,220,837
Factor Arrows
740,888,691
Factor Arrows
3,63111,261

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, 3631, 11261

We can check our work by multiplying all of the prime factors together: 3 x 7 x 3,631 x 11,261 = 858,662,511

This can also be written as 31 x 71 x 3,6311 x 11,2611 = 858,662,511

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


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