LCM for 3, 6 and 8
"Least Common Multiple of 3 Numbers" Calculator
What's the Least Common Multiple (LCM) of 3, 6 and 8?
Answer
LCM of 3, 6 and 8 is
24
First common multiples: 24, 48, 72, …
24 is divisible by all three: 24 ÷ 3 = 8, 24 ÷ 6 = 4, 24 ÷ 8 = 3 — and 8, 4 and 3 have no factor but 1 common to all of them, so no smaller number is. As a common denominator: multiply the top and bottom of x/3 by 8 and of y/6 by 4 and of z/8 by 3.
3 — prime
6 = 2 × 3
8 = 23
| Prime | 3 | 6 | 8 | Highest power |
|---|---|---|---|---|
| 2 | — | 2 | 23 | 23 |
| 3 | 3 | 3 | — | 3 |
— = power 0: the prime is not a factor of this number; the LCM takes it from the number that has it.
LCM = 23 × 3 = 24
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See Also
- Greatest Common Factor of 3 Numbers - Find the Greatest Common Factor (GCF) of three numbers
- Least Common Multiple - Find the Least Common Multiple (LCM) of two numbers
- Greatest Common Factor - Find the Greatest Common Factor (GCF) of two numbers
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