Least Common Multiple (LCM) of 154 and 77
The least common multiple (LCM) of 154 and 77 is 154.
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 154 and 77?
First, calculate the GCD of 154 and 77 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 154 ÷ 77 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 107 and 129 | 13803 |
| 161 and 41 | 6601 |
| 56 and 60 | 840 |
| 109 and 176 | 19184 |
| 58 and 190 | 5510 |