Least Common Multiple (LCM) of 72 and 114
The least common multiple (LCM) of 72 and 114 is 1368.
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 72 and 114?
First, calculate the GCD of 72 and 114 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 72 ÷ 114 = 0 remainder 72 |
| 2 | 114 ÷ 72 = 1 remainder 42 |
| 3 | 72 ÷ 42 = 1 remainder 30 |
| 4 | 42 ÷ 30 = 1 remainder 12 |
| 5 | 30 ÷ 12 = 2 remainder 6 |
| 6 | 12 ÷ 6 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 106 and 156 | 8268 |
| 30 and 95 | 570 |
| 117 and 85 | 9945 |
| 17 and 187 | 187 |
| 119 and 18 | 2142 |