Least Common Multiple (LCM) of 60 and 143
The least common multiple (LCM) of 60 and 143 is 8580.
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 60 and 143?
First, calculate the GCD of 60 and 143 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 60 ÷ 143 = 0 remainder 60 |
| 2 | 143 ÷ 60 = 2 remainder 23 |
| 3 | 60 ÷ 23 = 2 remainder 14 |
| 4 | 23 ÷ 14 = 1 remainder 9 |
| 5 | 14 ÷ 9 = 1 remainder 5 |
| 6 | 9 ÷ 5 = 1 remainder 4 |
| 7 | 5 ÷ 4 = 1 remainder 1 |
| 8 | 4 ÷ 1 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 178 and 35 | 6230 |
| 159 and 40 | 6360 |
| 190 and 124 | 11780 |
| 42 and 158 | 3318 |
| 186 and 16 | 1488 |