Least Common Multiple (LCM) of 153 and 38
The least common multiple (LCM) of 153 and 38 is 5814.
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 153 and 38?
First, calculate the GCD of 153 and 38 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 153 ÷ 38 = 4 remainder 1 |
| 2 | 38 ÷ 1 = 38 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 138 and 91 | 12558 |
| 35 and 123 | 4305 |
| 145 and 179 | 25955 |
| 173 and 28 | 4844 |
| 84 and 185 | 15540 |