Q: What are the prime factors of the number 45,198,048?

 A: 2, 3, 7, 103, 653

Why are those the prime factors of the number 45,198,048?

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 45,198,048

45,198,048
Factor Arrows
222,599,024
Factor Arrows
211,299,512
Factor Arrows
25,649,756
Factor Arrows
22,824,878
Factor Arrows
21,412,439
Factor Arrows
3470,813
Factor Arrows
767,259
Factor Arrows
103653

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, 103, 653

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 3 x 7 x 103 x 653 = 45,198,048

This can also be written as 25 x 31 x 71 x 1031 x 6531 = 45,198,048

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 45,198,048:


Ask a Question