Q: What are the prime factors of the number 18,037,344?

 A: 2, 3, 13, 97, 149

Why are those the prime factors of the number 18,037,344?

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 18,037,344

18,037,344
Factor Arrows
29,018,672
Factor Arrows
24,509,336
Factor Arrows
22,254,668
Factor Arrows
21,127,334
Factor Arrows
2563,667
Factor Arrows
3187,889
Factor Arrows
1314,453
Factor Arrows
97149

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, 13, 97, 149

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 13 x 97 x 149 = 18,037,344

This can also be written as 25 x 31 x 131 x 971 x 1491 = 18,037,344

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 18,037,344:


Ask a Question