Least Common Multiple (LCM) of 136 and 77
The least common multiple (LCM) of 136 and 77 is 10472.
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 136 and 77?
First, calculate the GCD of 136 and 77 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 136 ÷ 77 = 1 remainder 59 |
| 2 | 77 ÷ 59 = 1 remainder 18 |
| 3 | 59 ÷ 18 = 3 remainder 5 |
| 4 | 18 ÷ 5 = 3 remainder 3 |
| 5 | 5 ÷ 3 = 1 remainder 2 |
| 6 | 3 ÷ 2 = 1 remainder 1 |
| 7 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 97 and 66 | 6402 |
| 192 and 74 | 7104 |
| 24 and 85 | 2040 |
| 85 and 164 | 13940 |
| 161 and 65 | 10465 |