Least Common Multiple (LCM) of 161 and 153
The least common multiple (LCM) of 161 and 153 is 24633.
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 161 and 153?
First, calculate the GCD of 161 and 153 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 161 ÷ 153 = 1 remainder 8 |
| 2 | 153 ÷ 8 = 19 remainder 1 |
| 3 | 8 ÷ 1 = 8 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 95 and 61 | 5795 |
| 115 and 200 | 4600 |
| 16 and 25 | 400 |
| 100 and 81 | 8100 |
| 42 and 84 | 84 |