Q: What are the prime factors of the number 699,880?

 A: 2, 5, 17497

Why are those the prime factors of the number 699,880?

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 699,880

699,880
Factor Arrows
2349,940
Factor Arrows
2174,970
Factor Arrows
287,485
Factor Arrows
517,497

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, 5, 17497

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 5 x 17,497 = 699,880

This can also be written as 23 x 51 x 17,4971 = 699,880

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


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