Q: What are the prime factors of the number 41,340,640?

 A: 2, 5, 11, 83, 283

Why are those the prime factors of the number 41,340,640?

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 41,340,640

41,340,640
Factor Arrows
220,670,320
Factor Arrows
210,335,160
Factor Arrows
25,167,580
Factor Arrows
22,583,790
Factor Arrows
21,291,895
Factor Arrows
5258,379
Factor Arrows
1123,489
Factor Arrows
83283

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, 5, 11, 83, 283

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 5 x 11 x 83 x 283 = 41,340,640

This can also be written as 25 x 51 x 111 x 831 x 2831 = 41,340,640

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 41,340,640:


Ask a Question