Q: What are the prime factors of the number 275,128,731?

 A: 3, 17, 66601

Why are those the prime factors of the number 275,128,731?

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 275,128,731

275,128,731
Factor Arrows
391,709,577
Factor Arrows
330,569,859
Factor Arrows
310,189,953
Factor Arrows
33,396,651
Factor Arrows
31,132,217
Factor Arrows
1766,601

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, 17, 66601

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 3 x 3 x 17 x 66,601 = 275,128,731

This can also be written as 35 x 171 x 66,6011 = 275,128,731

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 275,128,731:


Ask a Question