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 |
|---|---|
| 151 and 65 | 9815 |
| 92 and 102 | 4692 |
| 180 and 66 | 1980 |
| 145 and 71 | 10295 |
| 64 and 41 | 2624 |