Q: What are the prime factors of the number 693,616?

 A: 2, 7, 11, 563

Why are those the prime factors of the number 693,616?

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 693,616

693,616
Factor Arrows
2346,808
Factor Arrows
2173,404
Factor Arrows
286,702
Factor Arrows
243,351
Factor Arrows
76,193
Factor Arrows
11563

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, 7, 11, 563

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 7 x 11 x 563 = 693,616

This can also be written as 24 x 71 x 111 x 5631 = 693,616

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


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