LCM for 16 and 12

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What's the Least Common Multiple (LCM) of 16 and 12?

Answer

LCM of 16 and 12 is
48

First common multiples: 48, 96, 144, …

48 is divisible by both: 48 ÷ 16 = 3, 48 ÷ 12 = 4 — and 3 and 4 share no factor but 1, so no smaller number is. As a common denominator: multiply the top and bottom of x/16 by 3 and of y/12 by 4.

16 = 24

12 = 22 × 3

Prime1612Highest power
2242224
3—33

— = power 0: the prime is not a factor of this number; the LCM takes it from the number that has it.

LCM = 24 × 3 = 48

See Also

FAQ

What's the Least Common Multiple (LCM) of 16 and 12?

LCM of 16 and 12 is 48

How to find the LCM of 16 and 12 using prime factorization?

To find the LCM of 16 and 12, find all prime factors of both numbers, then multiply the highest power of each prime factor. The result is 48.

What is the difference between LCM and GCF?

LCM (Least Common Multiple) is the smallest number divisible by both numbers, while GCF (Greatest Common Factor) is the largest number that divides both. For 16 and 12: LCM = 48, GCF = 4.