Q: What are the prime factors of the number 30,031,104?

 A: 2, 3, 39103

Why are those the prime factors of the number 30,031,104?

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 30,031,104

30,031,104
Factor Arrows
215,015,552
Factor Arrows
27,507,776
Factor Arrows
23,753,888
Factor Arrows
21,876,944
Factor Arrows
2938,472
Factor Arrows
2469,236
Factor Arrows
2234,618
Factor Arrows
2117,309
Factor Arrows
339,103

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, 39103

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 39,103 = 30,031,104

This can also be written as 28 x 31 x 39,1031 = 30,031,104

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


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