Q: What are the prime factors of the number 12,654,784?

 A: 2, 23, 8597

Why are those the prime factors of the number 12,654,784?

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 12,654,784

12,654,784
Factor Arrows
26,327,392
Factor Arrows
23,163,696
Factor Arrows
21,581,848
Factor Arrows
2790,924
Factor Arrows
2395,462
Factor Arrows
2197,731
Factor Arrows
238,597

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, 23, 8597

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 23 x 8,597 = 12,654,784

This can also be written as 26 x 231 x 8,5971 = 12,654,784

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


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