Least Common Multiple (LCM) of 178 and 93
The least common multiple (LCM) of 178 and 93 is 16554.
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 178 and 93?
First, calculate the GCD of 178 and 93 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 178 ÷ 93 = 1 remainder 85 |
| 2 | 93 ÷ 85 = 1 remainder 8 |
| 3 | 85 ÷ 8 = 10 remainder 5 |
| 4 | 8 ÷ 5 = 1 remainder 3 |
| 5 | 5 ÷ 3 = 1 remainder 2 |
| 6 | 3 ÷ 2 = 1 remainder 1 |
| 7 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 145 and 61 | 8845 |
| 180 and 173 | 31140 |
| 41 and 90 | 3690 |
| 138 and 43 | 5934 |
| 95 and 120 | 2280 |