LCM for 66 and 243
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What's the Least Common Multiple (LCM) of 66 and 243?
Answer
LCM of 66 and 243 is
5,346
First common multiples: 5,346; 10,692; 16,038; …
5,346 is divisible by both: 5,346 ÷ 66 = 81; 5,346 ÷ 243 = 22 — and 81 and 22 share no factor but 1, so no smaller number is. As a common denominator: multiply the top and bottom of x/66 by 81 and of y/243 by 22.
66 = 2 × 3 × 11
243 = 35
| Prime | 66 | 243 | Highest power |
|---|---|---|---|
| 2 | 2 | — | 2 |
| 3 | 3 | 35 | 35 |
| 11 | 11 | — | 11 |
— = power 0: the prime is not a factor of this number; the LCM takes it from the number that has it.
LCM = 2 × 35 × 11 = 5,346
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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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LCM Table
| Number 1 | Number 2 | LCM |
|---|---|---|
| 66 | 228 | 2,508 |
| 66 | 229 | 15,114 |
| 66 | 230 | 7,590 |
| 66 | 231 | 462 |
| 66 | 232 | 7,656 |
| 66 | 233 | 15,378 |
| 66 | 234 | 2,574 |
| 66 | 235 | 15,510 |
| 66 | 236 | 7,788 |
| 66 | 237 | 5,214 |
| 66 | 238 | 7,854 |
| 66 | 239 | 15,774 |
| 66 | 240 | 2,640 |
| 66 | 241 | 15,906 |
| 66 | 242 | 726 |
| 66 | 243 | 5,346 |
| 66 | 244 | 8,052 |
| 66 | 245 | 16,170 |
| 66 | 246 | 2,706 |
| 66 | 247 | 16,302 |
| 66 | 248 | 8,184 |
| 66 | 249 | 5,478 |
| 66 | 250 | 8,250 |
| 66 | 251 | 16,566 |
| 66 | 252 | 2,772 |
| 66 | 253 | 1,518 |
| 66 | 254 | 8,382 |
| 66 | 255 | 5,610 |
| 66 | 256 | 8,448 |
| 66 | 257 | 16,962 |