Q: What are the prime factors of the number 968,000?

 A: 2, 5, 11

Why are those the prime factors of the number 968,000?

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 968,000

968,000
Factor Arrows
2484,000
Factor Arrows
2242,000
Factor Arrows
2121,000
Factor Arrows
260,500
Factor Arrows
230,250
Factor Arrows
215,125
Factor Arrows
53,025
Factor Arrows
5605
Factor Arrows
5121
Factor Arrows
1111

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, 11

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 5 x 5 x 5 x 11 x 11 = 968,000

This can also be written as 26 x 53 x 112 = 968,000

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


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