Q: What are the prime factors of the number 113,020,128?

 A: 2, 3, 13, 30187

Why are those the prime factors of the number 113,020,128?

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 113,020,128

113,020,128
Factor Arrows
256,510,064
Factor Arrows
228,255,032
Factor Arrows
214,127,516
Factor Arrows
27,063,758
Factor Arrows
23,531,879
Factor Arrows
31,177,293
Factor Arrows
3392,431
Factor Arrows
1330,187

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, 30187

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 3 x 13 x 30,187 = 113,020,128

This can also be written as 25 x 32 x 131 x 30,1871 = 113,020,128

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 113,020,128:


Ask a Question