Least Common Multiple (LCM) of 121 and 24
The least common multiple (LCM) of 121 and 24 is 2904.
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 121 and 24?
First, calculate the GCD of 121 and 24 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 121 ÷ 24 = 5 remainder 1 |
| 2 | 24 ÷ 1 = 24 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 162 and 93 | 5022 |
| 25 and 137 | 3425 |
| 140 and 58 | 4060 |
| 48 and 63 | 1008 |
| 30 and 84 | 420 |