Q: What are the prime factors of the number 1,503,104?

 A: 2, 11743

Why are those the prime factors of the number 1,503,104?

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 1,503,104

1,503,104
Factor Arrows
2751,552
Factor Arrows
2375,776
Factor Arrows
2187,888
Factor Arrows
293,944
Factor Arrows
246,972
Factor Arrows
223,486
Factor Arrows
211,743

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, 11743

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 11,743 = 1,503,104

This can also be written as 27 x 11,7431 = 1,503,104

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


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