Q: What are the prime factors of the number 11,308,920?

 A: 2, 3, 5, 7, 13463

Why are those the prime factors of the number 11,308,920?

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 11,308,920

11,308,920
Factor Arrows
25,654,460
Factor Arrows
22,827,230
Factor Arrows
21,413,615
Factor Arrows
3471,205
Factor Arrows
594,241
Factor Arrows
713,463

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, 7, 13463

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 5 x 7 x 13,463 = 11,308,920

This can also be written as 23 x 31 x 51 x 71 x 13,4631 = 11,308,920

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 11,308,920:


Ask a Question