Q: What are the prime factors of the number 6,985,860?

 A: 2, 3, 5, 7, 16633

Why are those the prime factors of the number 6,985,860?

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 6,985,860

6,985,860
Factor Arrows
23,492,930
Factor Arrows
21,746,465
Factor Arrows
3582,155
Factor Arrows
5116,431
Factor Arrows
716,633

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, 5, 7, 16633

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 5 x 7 x 16,633 = 6,985,860

This can also be written as 22 x 31 x 51 x 71 x 16,6331 = 6,985,860

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


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