Q: What are the prime factors of the number 2,518,712?

 A: 2, 7, 41, 1097

Why are those the prime factors of the number 2,518,712?

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 2,518,712

2,518,712
Factor Arrows
21,259,356
Factor Arrows
2629,678
Factor Arrows
2314,839
Factor Arrows
744,977
Factor Arrows
411,097

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, 7, 41, 1097

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 7 x 41 x 1,097 = 2,518,712

This can also be written as 23 x 71 x 411 x 1,0971 = 2,518,712

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


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