Q: What are the prime factors of the number 105,871,271?

 A: 11, 137, 163, 431

Why are those the prime factors of the number 105,871,271?

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 105,871,271

105,871,271
Factor Arrows
119,624,661
Factor Arrows
13770,253
Factor Arrows
163431

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:

11, 137, 163, 431

We can check our work by multiplying all of the prime factors together: 11 x 137 x 163 x 431 = 105,871,271

This can also be written as 111 x 1371 x 1631 x 4311 = 105,871,271

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 105,871,271:


Ask a Question