Q: What are the prime factors of the number 30,500,144?

 A: 2, 1906259

Why are those the prime factors of the number 30,500,144?

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 30,500,144

30,500,144
Factor Arrows
215,250,072
Factor Arrows
27,625,036
Factor Arrows
23,812,518
Factor Arrows
21,906,259

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, 1906259

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 1,906,259 = 30,500,144

This can also be written as 24 x 1,906,2591 = 30,500,144

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


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