Least Common Multiple (LCM) of 124 and 154
The least common multiple (LCM) of 124 and 154 is 9548.
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 124 and 154?
First, calculate the GCD of 124 and 154 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 124 ÷ 154 = 0 remainder 124 |
| 2 | 154 ÷ 124 = 1 remainder 30 |
| 3 | 124 ÷ 30 = 4 remainder 4 |
| 4 | 30 ÷ 4 = 7 remainder 2 |
| 5 | 4 ÷ 2 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 17 and 31 | 527 |
| 122 and 110 | 6710 |
| 79 and 151 | 11929 |
| 173 and 152 | 26296 |
| 94 and 143 | 13442 |