Q: What are the prime factors of the number 211,273,218?

 A: 2, 3, 13, 59, 5101

Why are those the prime factors of the number 211,273,218?

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 211,273,218

211,273,218
Factor Arrows
2105,636,609
Factor Arrows
335,212,203
Factor Arrows
311,737,401
Factor Arrows
33,912,467
Factor Arrows
13300,959
Factor Arrows
595,101

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, 13, 59, 5101

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 3 x 13 x 59 x 5,101 = 211,273,218

This can also be written as 21 x 33 x 131 x 591 x 5,1011 = 211,273,218

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 211,273,218:


Ask a Question