Q: What are the prime factors of the number 2,471,656?

 A: 2, 11, 28087

Why are those the prime factors of the number 2,471,656?

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 2,471,656

2,471,656
Factor Arrows
21,235,828
Factor Arrows
2617,914
Factor Arrows
2308,957
Factor Arrows
1128,087

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, 11, 28087

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 11 x 28,087 = 2,471,656

This can also be written as 23 x 111 x 28,0871 = 2,471,656

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 2,471,656:


Ask a Question