Least Common Multiple (LCM) of 78 and 174
The least common multiple (LCM) of 78 and 174 is 2262.
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 78 and 174?
First, calculate the GCD of 78 and 174 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 78 ÷ 174 = 0 remainder 78 |
| 2 | 174 ÷ 78 = 2 remainder 18 |
| 3 | 78 ÷ 18 = 4 remainder 6 |
| 4 | 18 ÷ 6 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 135 and 136 | 18360 |
| 73 and 150 | 10950 |
| 115 and 90 | 2070 |
| 51 and 184 | 9384 |
| 166 and 189 | 31374 |