Least Common Multiple (LCM) of 142 and 23
The least common multiple (LCM) of 142 and 23 is 3266.
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 142 and 23?
First, calculate the GCD of 142 and 23 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 142 ÷ 23 = 6 remainder 4 |
| 2 | 23 ÷ 4 = 5 remainder 3 |
| 3 | 4 ÷ 3 = 1 remainder 1 |
| 4 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 157 and 100 | 15700 |
| 170 and 141 | 23970 |
| 83 and 13 | 1079 |
| 15 and 167 | 2505 |
| 169 and 73 | 12337 |