Question: what is the least common multiple of 13 and 14 using prime factorization?
Answer: Alternatively, the lcm of 13 and 14 can be found using the prime factorization of 13 and 14: The prime factorization of 13 is: 13. The prime factorization of 14 is: 2 x 7. Eliminate the duplicate factors of the two lists, then multiply them once with the remaining factors of the lists to get lcm(13,13) = 182.