Q: What are the prime factors of the number 108,261,544?

 A: 2, 19, 131, 5437

Why are those the prime factors of the number 108,261,544?

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 108,261,544

108,261,544
Factor Arrows
254,130,772
Factor Arrows
227,065,386
Factor Arrows
213,532,693
Factor Arrows
19712,247
Factor Arrows
1315,437

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, 19, 131, 5437

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 19 x 131 x 5,437 = 108,261,544

This can also be written as 23 x 191 x 1311 x 5,4371 = 108,261,544

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 108,261,544:


Ask a Question