Least Common Multiple (LCM) of 72 and 29
The least common multiple (LCM) of 72 and 29 is 2088.
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 29?
First, calculate the GCD of 72 and 29 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 72 ÷ 29 = 2 remainder 14 |
| 2 | 29 ÷ 14 = 2 remainder 1 |
| 3 | 14 ÷ 1 = 14 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 147 and 123 | 6027 |
| 125 and 151 | 18875 |
| 173 and 140 | 24220 |
| 144 and 36 | 144 |
| 112 and 199 | 22288 |