Q: What are the prime factors of the number 27,700,128?

 A: 2, 3, 96181

Why are those the prime factors of the number 27,700,128?

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 27,700,128

27,700,128
Factor Arrows
213,850,064
Factor Arrows
26,925,032
Factor Arrows
23,462,516
Factor Arrows
21,731,258
Factor Arrows
2865,629
Factor Arrows
3288,543
Factor Arrows
396,181

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, 96181

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 96,181 = 27,700,128

This can also be written as 25 x 32 x 96,1811 = 27,700,128

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 27,700,128:


Ask a Question