Q: What are the prime factors of the number 545,080,404?

 A: 2, 3, 11, 23, 29, 41, 151

Why are those the prime factors of the number 545,080,404?

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 545,080,404

545,080,404
Factor Arrows
2272,540,202
Factor Arrows
2136,270,101
Factor Arrows
345,423,367
Factor Arrows
114,129,397
Factor Arrows
23179,539
Factor Arrows
296,191
Factor Arrows
41151

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, 29, 41, 151

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 11 x 23 x 29 x 41 x 151 = 545,080,404

This can also be written as 22 x 31 x 111 x 231 x 291 x 411 x 1511 = 545,080,404

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 545,080,404:


Ask a Question