Least Common Multiple (LCM) of 141 and 73
The least common multiple (LCM) of 141 and 73 is 10293.
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 141 and 73?
First, calculate the GCD of 141 and 73 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 141 ÷ 73 = 1 remainder 68 |
| 2 | 73 ÷ 68 = 1 remainder 5 |
| 3 | 68 ÷ 5 = 13 remainder 3 |
| 4 | 5 ÷ 3 = 1 remainder 2 |
| 5 | 3 ÷ 2 = 1 remainder 1 |
| 6 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 61 and 133 | 8113 |
| 178 and 23 | 4094 |
| 163 and 127 | 20701 |
| 72 and 180 | 360 |
| 71 and 129 | 9159 |