Least Common Multiple (LCM) of 158 and 72
The least common multiple (LCM) of 158 and 72 is 5688.
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 158 and 72?
First, calculate the GCD of 158 and 72 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 158 ÷ 72 = 2 remainder 14 |
| 2 | 72 ÷ 14 = 5 remainder 2 |
| 3 | 14 ÷ 2 = 7 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 130 and 95 | 2470 |
| 144 and 93 | 4464 |
| 106 and 179 | 18974 |
| 179 and 186 | 33294 |
| 169 and 172 | 29068 |