Q: What are the prime factors of the number 5,405,376?

 A: 2, 3, 47, 599

Why are those the prime factors of the number 5,405,376?

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 5,405,376

5,405,376
Factor Arrows
22,702,688
Factor Arrows
21,351,344
Factor Arrows
2675,672
Factor Arrows
2337,836
Factor Arrows
2168,918
Factor Arrows
284,459
Factor Arrows
328,153
Factor Arrows
47599

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, 47, 599

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 3 x 47 x 599 = 5,405,376

This can also be written as 26 x 31 x 471 x 5991 = 5,405,376

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 5,405,376:


Ask a Question