LCM for 22 and 47
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What's the Least Common Multiple (LCM) of 22 and 47?
Answer
LCM of 22 and 47 is
1,034
First common multiples: 1,034; 2,068; 3,102; …
1,034 is divisible by both: 1,034 ÷ 22 = 47; 1,034 ÷ 47 = 22 — and 47 and 22 share no factor but 1, so no smaller number is. As a common denominator: multiply the top and bottom of x/22 by 47 and of y/47 by 22.
22 and 47 are coprime (GCF = 1), so their LCM is simply the product: 22 × 47 = 1,034.
22 = 2 × 11
47 — prime
| Prime | 22 | 47 | Highest power |
|---|---|---|---|
| 2 | 2 | — | 2 |
| 11 | 11 | — | 11 |
| 47 | — | 47 | 47 |
— = power 0: the prime is not a factor of this number; the LCM takes it from the number that has it.
LCM = 2 × 11 × 47 = 1,034
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See Also
- Greatest Common Factor - Find the Greatest Common Factor (GCF) of two numbers
- Least Common Multiple of 3 Numbers - Find the Least Common Multiple (LCM) of three numbers
- Greatest Common Factor of 3 Numbers - Find the Greatest Common Factor (GCF) of three numbers
- Multiples of a Number - List the first 10 multiples of any number from 1 to 999
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