Q: What are the prime factors of the number 23,211,210?

 A: 2, 3, 5, 11, 37, 1901

Why are those the prime factors of the number 23,211,210?

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 23,211,210

23,211,210
Factor Arrows
211,605,605
Factor Arrows
33,868,535
Factor Arrows
5773,707
Factor Arrows
1170,337
Factor Arrows
371,901

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, 37, 1901

We can check our work by multiplying all of the prime factors together: 2 x 3 x 5 x 11 x 37 x 1,901 = 23,211,210

This can also be written as 21 x 31 x 51 x 111 x 371 x 1,9011 = 23,211,210

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 23,211,210:


Ask a Question