Least Common Multiple (LCM) of 123 and 22
The least common multiple (LCM) of 123 and 22 is 2706.
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 123 and 22?
First, calculate the GCD of 123 and 22 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 123 ÷ 22 = 5 remainder 13 |
| 2 | 22 ÷ 13 = 1 remainder 9 |
| 3 | 13 ÷ 9 = 1 remainder 4 |
| 4 | 9 ÷ 4 = 2 remainder 1 |
| 5 | 4 ÷ 1 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 152 and 119 | 18088 |
| 15 and 25 | 75 |
| 106 and 102 | 5406 |
| 150 and 57 | 2850 |
| 190 and 122 | 11590 |