Least Common Multiple (LCM) of 87 and 62
The least common multiple (LCM) of 87 and 62 is 5394.
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 87 and 62?
First, calculate the GCD of 87 and 62 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 87 ÷ 62 = 1 remainder 25 |
| 2 | 62 ÷ 25 = 2 remainder 12 |
| 3 | 25 ÷ 12 = 2 remainder 1 |
| 4 | 12 ÷ 1 = 12 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 96 and 77 | 7392 |
| 185 and 144 | 26640 |
| 171 and 13 | 2223 |
| 21 and 188 | 3948 |
| 31 and 51 | 1581 |