84.
Express the numbers in their prime factorisation in power form:
7 = 7
12 = 22 x 3
14 = 2 x 7
For LCM multiply together the highest power of the primes across all the numbers:
LCM = 22 x 3 x 7 = 84
Chat with our AI personalities
The lowest common multiple (LCM) is: 1,092
The lowest common multiple of 12 and 14 is 84.
The LCM is: 336
The lowest common multiple (LCM) is: 70
14