Q: What are the prime factors of the number 228,725,146?

 A: 2, 13, 29, 439, 691

Why are those the prime factors of the number 228,725,146?

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 228,725,146

228,725,146
Factor Arrows
2114,362,573
Factor Arrows
138,797,121
Factor Arrows
29303,349
Factor Arrows
439691

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, 13, 29, 439, 691

We can check our work by multiplying all of the prime factors together: 2 x 13 x 29 x 439 x 691 = 228,725,146

This can also be written as 21 x 131 x 291 x 4391 x 6911 = 228,725,146

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 228,725,146:


Ask a Question