Least Common Multiple (LCM) of 101 and 87
The least common multiple (LCM) of 101 and 87 is 8787.
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 101 and 87?
First, calculate the GCD of 101 and 87 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 101 ÷ 87 = 1 remainder 14 |
| 2 | 87 ÷ 14 = 6 remainder 3 |
| 3 | 14 ÷ 3 = 4 remainder 2 |
| 4 | 3 ÷ 2 = 1 remainder 1 |
| 5 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 185 and 173 | 32005 |
| 176 and 90 | 7920 |
| 142 and 148 | 10508 |
| 106 and 58 | 3074 |
| 166 and 20 | 1660 |