LCM for 8 and 27

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What's the Least Common Multiple (LCM) of 8 and 27?

Answer

LCM of 8 and 27 is
216

First common multiples: 216, 432, 648, …

216 is divisible by both: 216 ÷ 8 = 27, 216 ÷ 27 = 8 — and 27 and 8 share no factor but 1, so no smaller number is. As a common denominator: multiply the top and bottom of x/8 by 27 and of y/27 by 8.

8 and 27 are coprime (GCF = 1), so their LCM is simply the product: 8 × 27 = 216.

8 = 23

27 = 33

Prime827Highest power
223—23
3—3333

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

LCM = 23 × 33 = 216

See Also

FAQ

What's the Least Common Multiple (LCM) of 8 and 27?

LCM of 8 and 27 is 216

How to find the LCM of 8 and 27 using prime factorization?

To find the LCM of 8 and 27, find all prime factors of both numbers, then multiply the highest power of each prime factor. The result is 216.

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 8 and 27: LCM = 216, GCF = 1.