Least Common Multiple (LCM) of 147 and 93
The least common multiple (LCM) of 147 and 93 is 4557.
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 93?
First, calculate the GCD of 147 and 93 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 147 ÷ 93 = 1 remainder 54 |
| 2 | 93 ÷ 54 = 1 remainder 39 |
| 3 | 54 ÷ 39 = 1 remainder 15 |
| 4 | 39 ÷ 15 = 2 remainder 9 |
| 5 | 15 ÷ 9 = 1 remainder 6 |
| 6 | 9 ÷ 6 = 1 remainder 3 |
| 7 | 6 ÷ 3 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 60 and 61 | 3660 |
| 178 and 128 | 11392 |
| 129 and 128 | 16512 |
| 68 and 89 | 6052 |
| 31 and 141 | 4371 |