Q: What are the prime factors of the number 106,581,618?

 A: 2, 3, 11, 13, 47, 881

Why are those the prime factors of the number 106,581,618?

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 106,581,618

106,581,618
Factor Arrows
253,290,809
Factor Arrows
317,763,603
Factor Arrows
35,921,201
Factor Arrows
11538,291
Factor Arrows
1341,407
Factor Arrows
47881

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, 3, 11, 13, 47, 881

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 11 x 13 x 47 x 881 = 106,581,618

This can also be written as 21 x 32 x 111 x 131 x 471 x 8811 = 106,581,618

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 106,581,618:


Ask a Question