Q: What are the prime factors of the number 12,115,712?

 A: 2, 7, 6761

Why are those the prime factors of the number 12,115,712?

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 12,115,712

12,115,712
Factor Arrows
26,057,856
Factor Arrows
23,028,928
Factor Arrows
21,514,464
Factor Arrows
2757,232
Factor Arrows
2378,616
Factor Arrows
2189,308
Factor Arrows
294,654
Factor Arrows
247,327
Factor Arrows
76,761

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, 6761

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 2 x 7 x 6,761 = 12,115,712

This can also be written as 28 x 71 x 6,7611 = 12,115,712

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


More Examples

Here are some more numbers to try:

Try the factor calculator

Explore more about the number 12,115,712:


Ask a Question