Least Common Multiple (LCM) of 60 and 61
The least common multiple (LCM) of 60 and 61 is 3660.
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 61?
First, calculate the GCD of 60 and 61 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 60 ÷ 61 = 0 remainder 60 |
| 2 | 61 ÷ 60 = 1 remainder 1 |
| 3 | 60 ÷ 1 = 60 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 38 and 26 | 494 |
| 151 and 121 | 18271 |
| 72 and 24 | 72 |
| 54 and 89 | 4806 |
| 120 and 142 | 8520 |