Q: What are the prime factors of the number 12,764,580?

 A: 2, 3, 5, 19, 11197

Why are those the prime factors of the number 12,764,580?

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 12,764,580

12,764,580
Factor Arrows
26,382,290
Factor Arrows
23,191,145
Factor Arrows
31,063,715
Factor Arrows
5212,743
Factor Arrows
1911,197

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, 5, 19, 11197

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 5 x 19 x 11,197 = 12,764,580

This can also be written as 22 x 31 x 51 x 191 x 11,1971 = 12,764,580

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


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