Q: What are the prime factors of the number 212,206,554?

 A: 2, 3, 7, 19, 67

Why are those the prime factors of the number 212,206,554?

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 212,206,554

212,206,554
Factor Arrows
2106,103,277
Factor Arrows
335,367,759
Factor Arrows
311,789,253
Factor Arrows
33,929,751
Factor Arrows
31,309,917
Factor Arrows
3436,639
Factor Arrows
762,377
Factor Arrows
78,911
Factor Arrows
71,273
Factor Arrows
1967

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, 7, 19, 67

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 3 x 3 x 3 x 7 x 7 x 7 x 19 x 67 = 212,206,554

This can also be written as 21 x 35 x 73 x 191 x 671 = 212,206,554

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 212,206,554:


Ask a Question