Least Common Multiple (LCM) of 170 and 37
The least common multiple (LCM) of 170 and 37 is 6290.
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 170 and 37?
First, calculate the GCD of 170 and 37 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 170 ÷ 37 = 4 remainder 22 |
| 2 | 37 ÷ 22 = 1 remainder 15 |
| 3 | 22 ÷ 15 = 1 remainder 7 |
| 4 | 15 ÷ 7 = 2 remainder 1 |
| 5 | 7 ÷ 1 = 7 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 130 and 198 | 12870 |
| 140 and 152 | 5320 |
| 170 and 67 | 11390 |
| 10 and 54 | 270 |
| 120 and 35 | 840 |