Least Common Multiple (LCM) of 102 and 30
The least common multiple (LCM) of 102 and 30 is 510.
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 102 and 30?
First, calculate the GCD of 102 and 30 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 102 ÷ 30 = 3 remainder 12 |
| 2 | 30 ÷ 12 = 2 remainder 6 |
| 3 | 12 ÷ 6 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 164 and 171 | 28044 |
| 25 and 117 | 2925 |
| 101 and 144 | 14544 |
| 152 and 70 | 5320 |
| 71 and 41 | 2911 |