Least Common Multiple (LCM) of 23 and 190
The least common multiple (LCM) of 23 and 190 is 4370.
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 23 and 190?
First, calculate the GCD of 23 and 190 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 23 ÷ 190 = 0 remainder 23 |
| 2 | 190 ÷ 23 = 8 remainder 6 |
| 3 | 23 ÷ 6 = 3 remainder 5 |
| 4 | 6 ÷ 5 = 1 remainder 1 |
| 5 | 5 ÷ 1 = 5 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 190 and 144 | 13680 |
| 108 and 60 | 540 |
| 191 and 152 | 29032 |
| 162 and 31 | 5022 |
| 62 and 92 | 2852 |