Q: What are the prime factors of the number 1,380,096?

 A: 2, 3, 599

Why are those the prime factors of the number 1,380,096?

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 1,380,096

1,380,096
Factor Arrows
2690,048
Factor Arrows
2345,024
Factor Arrows
2172,512
Factor Arrows
286,256
Factor Arrows
243,128
Factor Arrows
221,564
Factor Arrows
210,782
Factor Arrows
25,391
Factor Arrows
31,797
Factor Arrows
3599

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, 599

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 2 x 2 x 3 x 3 x 599 = 1,380,096

This can also be written as 28 x 32 x 5991 = 1,380,096

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


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