Least Common Multiple (LCM) of 58 and 68
The least common multiple (LCM) of 58 and 68 is 1972.
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 58 and 68?
First, calculate the GCD of 58 and 68 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 58 ÷ 68 = 0 remainder 58 |
| 2 | 68 ÷ 58 = 1 remainder 10 |
| 3 | 58 ÷ 10 = 5 remainder 8 |
| 4 | 10 ÷ 8 = 1 remainder 2 |
| 5 | 8 ÷ 2 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 147 and 160 | 23520 |
| 121 and 190 | 22990 |
| 52 and 154 | 4004 |
| 132 and 71 | 9372 |
| 70 and 189 | 1890 |