Q: What are the prime factors of the number 16,841,638?

 A: 2, 11, 19, 43, 937

Why are those the prime factors of the number 16,841,638?

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 16,841,638

16,841,638
Factor Arrows
28,420,819
Factor Arrows
11765,529
Factor Arrows
1940,291
Factor Arrows
43937

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, 11, 19, 43, 937

We can check our work by multiplying all of the prime factors together: 2 x 11 x 19 x 43 x 937 = 16,841,638

This can also be written as 21 x 111 x 191 x 431 x 9371 = 16,841,638

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 16,841,638:


Ask a Question