Least Common Multiple (LCM) of 147 and 151
The least common multiple (LCM) of 147 and 151 is 22197.
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 147 and 151?
First, calculate the GCD of 147 and 151 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 147 ÷ 151 = 0 remainder 147 |
| 2 | 151 ÷ 147 = 1 remainder 4 |
| 3 | 147 ÷ 4 = 36 remainder 3 |
| 4 | 4 ÷ 3 = 1 remainder 1 |
| 5 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 55 and 21 | 1155 |
| 53 and 84 | 4452 |
| 196 and 19 | 3724 |
| 120 and 97 | 11640 |
| 143 and 139 | 19877 |