Q: What are the prime factors of the number 121,032,030?

 A: 2, 3, 5, 7, 443, 1301

Why are those the prime factors of the number 121,032,030?

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 121,032,030

121,032,030
Factor Arrows
260,516,015
Factor Arrows
320,172,005
Factor Arrows
54,034,401
Factor Arrows
7576,343
Factor Arrows
4431,301

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, 443, 1301

We can check our work by multiplying all of the prime factors together: 2 x 3 x 5 x 7 x 443 x 1,301 = 121,032,030

This can also be written as 21 x 31 x 51 x 71 x 4431 x 1,3011 = 121,032,030

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 121,032,030:


Ask a Question