LCM for 198 and 220
What's the Least Common Multiple (LCM) of 198 and 220?
(One thousand, nine hundred eighty)
Finding LCM for 198 and 220 using GCF's of these numbers
The first method to find LCM for numbers 198 and 220 is to find Greatest Common Factor (GCF) of these numbers. Here's the formula:
LCM = (Number1 × Number2) ÷ GCF
GCF of numbers 198 and 220 is 22, so
LCM = (198 × 220) ÷ 22
LCM = 43560 ÷ 22
LCM = 1980
Finding LCM for 198 and 220 by Listing Multiples
The second method to find LCM for numbers 198 and 220 is to list out the common multiples for both nubmers and pick the first which matching:
Multiples of 198: 198, 396, 594, 792, 990, 1188, 1386, 1584, 1782, 1980, 2178, 2376
Multiples of 220: 220, 440, 660, 880, 1100, 1320, 1540, 1760, 1980, 2200, 2420
So the LCM for 198 and 220 is 1980
Finding LCM for 198 and 220 by Prime Factorization
Another method to find LCM for numbers 198 and 220 is to list all Prime Factors for both numbers and multiply the highest exponent prime factors:
All Prime Factors of 198: 2, 3, 3, 11 (exponent form: 21, 32, 111)
All Prime Factors of 220: 2, 2, 5, 11 (exponent form: 22, 51, 111)
22 × 32 × 111 × 51 = 1980
See Also
- Greatest Common Factor - Find the Greatest Common Factor (GCF) of two numbers
LCM Table
Number 1 | Number 2 | LCM |
---|---|---|
183 | 220 | 40260 |
184 | 220 | 10120 |
185 | 220 | 8140 |
186 | 220 | 20460 |
187 | 220 | 3740 |
188 | 220 | 10340 |
189 | 220 | 41580 |
190 | 220 | 4180 |
191 | 220 | 42020 |
192 | 220 | 10560 |
193 | 220 | 42460 |
194 | 220 | 21340 |
195 | 220 | 8580 |
196 | 220 | 10780 |
197 | 220 | 43340 |
198 | 220 | 1980 |
199 | 220 | 43780 |
200 | 220 | 2200 |
201 | 220 | 44220 |
202 | 220 | 22220 |
203 | 220 | 44660 |
204 | 220 | 11220 |
205 | 220 | 9020 |
206 | 220 | 22660 |
207 | 220 | 45540 |
208 | 220 | 11440 |
209 | 220 | 4180 |
210 | 220 | 4620 |
211 | 220 | 46420 |
212 | 220 | 11660 |
About "Least Common Multiple" Calculator
Least Common Multiple (LCM) also known as the Lowest Common Multiple or Smallest Common Multiple of 2 numbers - it is the smallest positive integer that is divisible by both numbers