Least Common Multiple (LCM) of 102 and 105
The least common multiple (LCM) of 102 and 105 is 3570.
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 105?
First, calculate the GCD of 102 and 105 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 102 ÷ 105 = 0 remainder 102 |
| 2 | 105 ÷ 102 = 1 remainder 3 |
| 3 | 102 ÷ 3 = 34 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 129 and 119 | 15351 |
| 39 and 23 | 897 |
| 99 and 111 | 3663 |
| 12 and 106 | 636 |
| 27 and 135 | 135 |