Least Common Multiple (LCM) of 52 and 170
The least common multiple (LCM) of 52 and 170 is 4420.
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 52 and 170?
First, calculate the GCD of 52 and 170 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 52 ÷ 170 = 0 remainder 52 |
| 2 | 170 ÷ 52 = 3 remainder 14 |
| 3 | 52 ÷ 14 = 3 remainder 10 |
| 4 | 14 ÷ 10 = 1 remainder 4 |
| 5 | 10 ÷ 4 = 2 remainder 2 |
| 6 | 4 ÷ 2 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 100 and 87 | 8700 |
| 110 and 158 | 8690 |
| 118 and 47 | 5546 |
| 197 and 13 | 2561 |
| 34 and 126 | 2142 |