Q: What are the prime factors of the number 45,491,796?

 A: 2, 3, 7, 17, 37, 41

Why are those the prime factors of the number 45,491,796?

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 45,491,796

45,491,796
Factor Arrows
222,745,898
Factor Arrows
211,372,949
Factor Arrows
33,790,983
Factor Arrows
31,263,661
Factor Arrows
7180,523
Factor Arrows
725,789
Factor Arrows
171,517
Factor Arrows
3741

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, 17, 37, 41

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 3 x 7 x 7 x 17 x 37 x 41 = 45,491,796

This can also be written as 22 x 32 x 72 x 171 x 371 x 411 = 45,491,796

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 45,491,796:


Ask a Question