Q: What are the prime factors of the number 43,133,121?

 A: 3, 29, 31, 1777

Why are those the prime factors of the number 43,133,121?

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 43,133,121

43,133,121
Factor Arrows
314,377,707
Factor Arrows
34,792,569
Factor Arrows
31,597,523
Factor Arrows
2955,087
Factor Arrows
311,777

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, 29, 31, 1777

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 29 x 31 x 1,777 = 43,133,121

This can also be written as 33 x 291 x 311 x 1,7771 = 43,133,121

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 43,133,121:


Ask a Question