Q: What are the prime factors of the number 540,121,131?

 A: 3, 11, 4099

Why are those the prime factors of the number 540,121,131?

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 540,121,131

540,121,131
Factor Arrows
3180,040,377
Factor Arrows
360,013,459
Factor Arrows
115,455,769
Factor Arrows
11495,979
Factor Arrows
1145,089
Factor Arrows
114,099

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:

3, 11, 4099

We can check our work by multiplying all of the prime factors together: 3 x 3 x 11 x 11 x 11 x 11 x 4,099 = 540,121,131

This can also be written as 32 x 114 x 4,0991 = 540,121,131

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 540,121,131:


Ask a Question