Least Common Multiple (LCM) of 151 and 84
The least common multiple (LCM) of 151 and 84 is 12684.
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 151 and 84?
First, calculate the GCD of 151 and 84 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 151 ÷ 84 = 1 remainder 67 |
| 2 | 84 ÷ 67 = 1 remainder 17 |
| 3 | 67 ÷ 17 = 3 remainder 16 |
| 4 | 17 ÷ 16 = 1 remainder 1 |
| 5 | 16 ÷ 1 = 16 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 32 and 120 | 480 |
| 186 and 130 | 12090 |
| 34 and 177 | 6018 |
| 120 and 68 | 2040 |
| 72 and 187 | 13464 |