Q: What are the prime factors of the number 2,501,504?

 A: 2, 19543

Why are those the prime factors of the number 2,501,504?

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 2,501,504

2,501,504
Factor Arrows
21,250,752
Factor Arrows
2625,376
Factor Arrows
2312,688
Factor Arrows
2156,344
Factor Arrows
278,172
Factor Arrows
239,086
Factor Arrows
219,543

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, 19543

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 19,543 = 2,501,504

This can also be written as 27 x 19,5431 = 2,501,504

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


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