Q: What are the prime factors of the number 202,221,030?

 A: 2, 3, 5, 11, 612791

Why are those the prime factors of the number 202,221,030?

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 202,221,030

202,221,030
Factor Arrows
2101,110,515
Factor Arrows
333,703,505
Factor Arrows
56,740,701
Factor Arrows
11612,791

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, 11, 612791

We can check our work by multiplying all of the prime factors together: 2 x 3 x 5 x 11 x 612,791 = 202,221,030

This can also be written as 21 x 31 x 51 x 111 x 612,7911 = 202,221,030

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 202,221,030:


Ask a Question