Least Common Multiple (LCM) of 118 and 74
The least common multiple (LCM) of 118 and 74 is 4366.
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 118 and 74?
First, calculate the GCD of 118 and 74 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 118 ÷ 74 = 1 remainder 44 |
| 2 | 74 ÷ 44 = 1 remainder 30 |
| 3 | 44 ÷ 30 = 1 remainder 14 |
| 4 | 30 ÷ 14 = 2 remainder 2 |
| 5 | 14 ÷ 2 = 7 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 170 and 39 | 6630 |
| 20 and 11 | 220 |
| 10 and 37 | 370 |
| 177 and 121 | 21417 |
| 106 and 150 | 7950 |