Least Common Multiple (LCM) of 84 and 101
The least common multiple (LCM) of 84 and 101 is 8484.
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 84 and 101?
First, calculate the GCD of 84 and 101 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 84 ÷ 101 = 0 remainder 84 |
| 2 | 101 ÷ 84 = 1 remainder 17 |
| 3 | 84 ÷ 17 = 4 remainder 16 |
| 4 | 17 ÷ 16 = 1 remainder 1 |
| 5 | 16 ÷ 1 = 16 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 184 and 80 | 1840 |
| 157 and 117 | 18369 |
| 160 and 24 | 480 |
| 20 and 163 | 3260 |
| 48 and 49 | 2352 |