Least Common Multiple (LCM) of 70 and 186
The least common multiple (LCM) of 70 and 186 is 6510.
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 70 and 186?
First, calculate the GCD of 70 and 186 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 70 ÷ 186 = 0 remainder 70 |
| 2 | 186 ÷ 70 = 2 remainder 46 |
| 3 | 70 ÷ 46 = 1 remainder 24 |
| 4 | 46 ÷ 24 = 1 remainder 22 |
| 5 | 24 ÷ 22 = 1 remainder 2 |
| 6 | 22 ÷ 2 = 11 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 104 and 124 | 3224 |
| 150 and 90 | 450 |
| 99 and 57 | 1881 |
| 51 and 77 | 3927 |
| 141 and 30 | 1410 |