Q: What are the prime factors of the number 481,261,155?

 A: 3, 5, 239, 134243

Why are those the prime factors of the number 481,261,155?

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 481,261,155

481,261,155
Factor Arrows
3160,420,385
Factor Arrows
532,084,077
Factor Arrows
239134,243

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, 5, 239, 134243

We can check our work by multiplying all of the prime factors together: 3 x 5 x 239 x 134,243 = 481,261,155

This can also be written as 31 x 51 x 2391 x 134,2431 = 481,261,155

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 481,261,155:


Ask a Question