Q: What are the prime factors of the number 11,003,776?

 A: 2, 7, 12281

Why are those the prime factors of the number 11,003,776?

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 11,003,776

11,003,776
Factor Arrows
25,501,888
Factor Arrows
22,750,944
Factor Arrows
21,375,472
Factor Arrows
2687,736
Factor Arrows
2343,868
Factor Arrows
2171,934
Factor Arrows
285,967
Factor Arrows
712,281

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, 7, 12281

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 2 x 7 x 12,281 = 11,003,776

This can also be written as 27 x 71 x 12,2811 = 11,003,776

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 11,003,776:


Ask a Question