Q: What are the prime factors of the number 10,512,678?

 A: 2, 3, 11, 47, 3389

Why are those the prime factors of the number 10,512,678?

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 10,512,678

10,512,678
Factor Arrows
25,256,339
Factor Arrows
31,752,113
Factor Arrows
11159,283
Factor Arrows
473,389

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, 11, 47, 3389

We can check our work by multiplying all of the prime factors together: 2 x 3 x 11 x 47 x 3,389 = 10,512,678

This can also be written as 21 x 31 x 111 x 471 x 3,3891 = 10,512,678

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


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