Least Common Multiple (LCM) of 154 and 102
The least common multiple (LCM) of 154 and 102 is 7854.
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 102?
First, calculate the GCD of 154 and 102 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 154 ÷ 102 = 1 remainder 52 |
| 2 | 102 ÷ 52 = 1 remainder 50 |
| 3 | 52 ÷ 50 = 1 remainder 2 |
| 4 | 50 ÷ 2 = 25 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 35 and 29 | 1015 |
| 44 and 40 | 440 |
| 197 and 70 | 13790 |
| 103 and 181 | 18643 |
| 43 and 189 | 8127 |