Least Common Multiple (LCM) of 74 and 102
The least common multiple (LCM) of 74 and 102 is 3774.
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 74 and 102?
First, calculate the GCD of 74 and 102 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 74 ÷ 102 = 0 remainder 74 |
| 2 | 102 ÷ 74 = 1 remainder 28 |
| 3 | 74 ÷ 28 = 2 remainder 18 |
| 4 | 28 ÷ 18 = 1 remainder 10 |
| 5 | 18 ÷ 10 = 1 remainder 8 |
| 6 | 10 ÷ 8 = 1 remainder 2 |
| 7 | 8 ÷ 2 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 156 and 90 | 2340 |
| 176 and 25 | 4400 |
| 65 and 162 | 10530 |
| 33 and 73 | 2409 |
| 149 and 80 | 11920 |