Q: What are the prime factors of the number 2,920,816?

 A: 2, 23, 7937

Why are those the prime factors of the number 2,920,816?

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 2,920,816

2,920,816
Factor Arrows
21,460,408
Factor Arrows
2730,204
Factor Arrows
2365,102
Factor Arrows
2182,551
Factor Arrows
237,937

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, 23, 7937

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 23 x 7,937 = 2,920,816

This can also be written as 24 x 231 x 7,9371 = 2,920,816

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 2,920,816:


Ask a Question