Least Common Multiple (LCM) of 190 and 139
The least common multiple (LCM) of 190 and 139 is 26410.
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 190 and 139?
First, calculate the GCD of 190 and 139 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 190 ÷ 139 = 1 remainder 51 |
| 2 | 139 ÷ 51 = 2 remainder 37 |
| 3 | 51 ÷ 37 = 1 remainder 14 |
| 4 | 37 ÷ 14 = 2 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 |
|---|---|
| 72 and 17 | 1224 |
| 157 and 93 | 14601 |
| 52 and 50 | 1300 |
| 97 and 39 | 3783 |
| 39 and 128 | 4992 |