What is the least common multiple of 12, 13, and 6?

1 Answer
Jul 4, 2017

156

Explanation:

First, factor each number into its prime factors:

12=2^2*3
13=13
6=2*3

Now, you must multiply the different factors, but only the ones with the highest exponent.

lcm=2^2*3*13=156

The lowest common multiple is 156