LCM for 220 and 308
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What's the Least Common Multiple (LCM) of 220 and 308?
Answer
LCM of 220 and 308 is
1,540
First common multiples: 1,540; 3,080; 4,620; …
1,540 is divisible by both: 1,540 ÷ 220 = 7; 1,540 ÷ 308 = 5 — and 7 and 5 share no factor but 1, so no smaller number is. As a common denominator: multiply the top and bottom of x/220 by 7 and of y/308 by 5.
220 = 22 × 5 × 11
308 = 22 × 7 × 11
| Prime | 220 | 308 | Highest power |
|---|---|---|---|
| 2 | 22 | 22 | 22 |
| 5 | 5 | — | 5 |
| 7 | — | 7 | 7 |
| 11 | 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 = 22 × 5 × 7 × 11 = 1,540
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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 |
|---|---|---|
| 220 | 293 | 64,460 |
| 220 | 294 | 32,340 |
| 220 | 295 | 12,980 |
| 220 | 296 | 16,280 |
| 220 | 297 | 5,940 |
| 220 | 298 | 32,780 |
| 220 | 299 | 65,780 |
| 220 | 300 | 3,300 |
| 220 | 301 | 66,220 |
| 220 | 302 | 33,220 |
| 220 | 303 | 66,660 |
| 220 | 304 | 16,720 |
| 220 | 305 | 13,420 |
| 220 | 306 | 33,660 |
| 220 | 307 | 67,540 |
| 220 | 308 | 1,540 |
| 220 | 309 | 67,980 |
| 220 | 310 | 6,820 |
| 220 | 311 | 68,420 |
| 220 | 312 | 17,160 |
| 220 | 313 | 68,860 |
| 220 | 314 | 34,540 |
| 220 | 315 | 13,860 |
| 220 | 316 | 17,380 |
| 220 | 317 | 69,740 |
| 220 | 318 | 34,980 |
| 220 | 319 | 6,380 |
| 220 | 320 | 3,520 |
| 220 | 321 | 70,620 |
| 220 | 322 | 35,420 |