Q: What are the prime factors of the number 698,845?

 A: 5, 7, 41, 487

Why are those the prime factors of the number 698,845?

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 698,845

698,845
Factor Arrows
5139,769
Factor Arrows
719,967
Factor Arrows
41487

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:

5, 7, 41, 487

We can check our work by multiplying all of the prime factors together: 5 x 7 x 41 x 487 = 698,845

This can also be written as 51 x 71 x 411 x 4871 = 698,845

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


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