Least Common Multiple (LCM) of 60 and 165
The least common multiple (LCM) of 60 and 165 is 660.
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 60 and 165?
First, calculate the GCD of 60 and 165 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 60 ÷ 165 = 0 remainder 60 |
| 2 | 165 ÷ 60 = 2 remainder 45 |
| 3 | 60 ÷ 45 = 1 remainder 15 |
| 4 | 45 ÷ 15 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 22 and 30 | 330 |
| 79 and 47 | 3713 |
| 87 and 124 | 10788 |
| 151 and 112 | 16912 |
| 196 and 196 | 196 |