Q: What are the prime factors of the number 12,031,030?

 A: 2, 5, 11, 61, 163

Why are those the prime factors of the number 12,031,030?

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 12,031,030

12,031,030
Factor Arrows
26,015,515
Factor Arrows
51,203,103
Factor Arrows
11109,373
Factor Arrows
119,943
Factor Arrows
61163

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, 61, 163

We can check our work by multiplying all of the prime factors together: 2 x 5 x 11 x 11 x 61 x 163 = 12,031,030

This can also be written as 21 x 51 x 112 x 611 x 1631 = 12,031,030

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 12,031,030:


Ask a Question