Least Common Multiple (LCM) of 153 and 73
The least common multiple (LCM) of 153 and 73 is 11169.
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 153 and 73?
First, calculate the GCD of 153 and 73 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 153 ÷ 73 = 2 remainder 7 |
| 2 | 73 ÷ 7 = 10 remainder 3 |
| 3 | 7 ÷ 3 = 2 remainder 1 |
| 4 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 132 and 142 | 9372 |
| 141 and 148 | 20868 |
| 126 and 82 | 5166 |
| 196 and 94 | 9212 |
| 181 and 36 | 6516 |