Q: What are the prime factors of the number 550,406,241?

 A: 3, 7, 11, 503, 1579

Why are those the prime factors of the number 550,406,241?

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 550,406,241

550,406,241
Factor Arrows
3183,468,747
Factor Arrows
361,156,249
Factor Arrows
78,736,607
Factor Arrows
11794,237
Factor Arrows
5031,579

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:

3, 7, 11, 503, 1579

We can check our work by multiplying all of the prime factors together: 3 x 3 x 7 x 11 x 503 x 1,579 = 550,406,241

This can also be written as 32 x 71 x 111 x 5031 x 1,5791 = 550,406,241

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 550,406,241:


Ask a Question