Q: What are the prime factors of the number 102,300,489?

 A: 3, 499, 2531

Why are those the prime factors of the number 102,300,489?

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 102,300,489

102,300,489
Factor Arrows
334,100,163
Factor Arrows
311,366,721
Factor Arrows
33,788,907
Factor Arrows
31,262,969
Factor Arrows
4992,531

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:

3, 499, 2531

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 3 x 499 x 2,531 = 102,300,489

This can also be written as 34 x 4991 x 2,5311 = 102,300,489

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


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