Q: What are the prime factors of the number 649,092?

 A: 2, 3, 54091

Why are those the prime factors of the number 649,092?

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 649,092

649,092
Factor Arrows
2324,546
Factor Arrows
2162,273
Factor Arrows
354,091

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, 54091

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 54,091 = 649,092

This can also be written as 22 x 31 x 54,0911 = 649,092

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


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