Least Common Multiple (LCM) of 151 and 198
The least common multiple (LCM) of 151 and 198 is 29898.
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 151 and 198?
First, calculate the GCD of 151 and 198 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 151 ÷ 198 = 0 remainder 151 |
| 2 | 198 ÷ 151 = 1 remainder 47 |
| 3 | 151 ÷ 47 = 3 remainder 10 |
| 4 | 47 ÷ 10 = 4 remainder 7 |
| 5 | 10 ÷ 7 = 1 remainder 3 |
| 6 | 7 ÷ 3 = 2 remainder 1 |
| 7 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 155 and 85 | 2635 |
| 75 and 188 | 14100 |
| 153 and 95 | 14535 |
| 136 and 17 | 136 |
| 20 and 191 | 3820 |