Least Common Multiple (LCM) of 154 and 165
The least common multiple (LCM) of 154 and 165 is 2310.
What is the Least Common Multiple (LCM)?
The LCM of two integers is the smallest positive integer that is divisible by both numbers. It is often used to find common denominators and solve problems involving periodic events.
Formula for LCM
The LCM of two numbers can be calculated using their GCD:
LCM(a, b) = |a × b| ÷ GCD(a, b)
How to Calculate the LCM of 154 and 165?
First, calculate the GCD of 154 and 165 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 154 ÷ 165 = 0 remainder 154 |
| 2 | 165 ÷ 154 = 1 remainder 11 |
| 3 | 154 ÷ 11 = 14 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 67 and 197 | 13199 |
| 105 and 190 | 3990 |
| 23 and 65 | 1495 |
| 80 and 161 | 12880 |
| 138 and 57 | 2622 |