Q: What are the prime factors of the number 276,435,775?

 A: 5, 7, 11, 163, 881

Why are those the prime factors of the number 276,435,775?

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 276,435,775

276,435,775
Factor Arrows
555,287,155
Factor Arrows
511,057,431
Factor Arrows
71,579,633
Factor Arrows
11143,603
Factor Arrows
163881

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:

5, 7, 11, 163, 881

We can check our work by multiplying all of the prime factors together: 5 x 5 x 7 x 11 x 163 x 881 = 276,435,775

This can also be written as 52 x 71 x 111 x 1631 x 8811 = 276,435,775

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 276,435,775:


Ask a Question