Q: What are the prime factors of the number 66,160,512?

 A: 2, 3, 11, 23, 227

Why are those the prime factors of the number 66,160,512?

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 66,160,512

66,160,512
Factor Arrows
233,080,256
Factor Arrows
216,540,128
Factor Arrows
28,270,064
Factor Arrows
24,135,032
Factor Arrows
22,067,516
Factor Arrows
21,033,758
Factor Arrows
2516,879
Factor Arrows
3172,293
Factor Arrows
357,431
Factor Arrows
115,221
Factor Arrows
23227

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, 11, 23, 227

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 2 x 3 x 3 x 11 x 23 x 227 = 66,160,512

This can also be written as 27 x 32 x 111 x 231 x 2271 = 66,160,512

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 66,160,512:


Ask a Question