Least Common Multiple (LCM) of 160 and 123
The least common multiple (LCM) of 160 and 123 is 19680.
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 160 and 123?
First, calculate the GCD of 160 and 123 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 160 ÷ 123 = 1 remainder 37 |
| 2 | 123 ÷ 37 = 3 remainder 12 |
| 3 | 37 ÷ 12 = 3 remainder 1 |
| 4 | 12 ÷ 1 = 12 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 18 and 35 | 630 |
| 107 and 149 | 15943 |
| 139 and 190 | 26410 |
| 172 and 47 | 8084 |
| 163 and 45 | 7335 |