Q: What are the prime factors of the number 105,052,272?

 A: 2, 3, 13, 168353

Why are those the prime factors of the number 105,052,272?

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 105,052,272

105,052,272
Factor Arrows
252,526,136
Factor Arrows
226,263,068
Factor Arrows
213,131,534
Factor Arrows
26,565,767
Factor Arrows
32,188,589
Factor Arrows
13168,353

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, 168353

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 13 x 168,353 = 105,052,272

This can also be written as 24 x 31 x 131 x 168,3531 = 105,052,272

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 105,052,272:


Ask a Question