Least Common Multiple (LCM) of 68 and 151
The least common multiple (LCM) of 68 and 151 is 10268.
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 68 and 151?
First, calculate the GCD of 68 and 151 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 68 ÷ 151 = 0 remainder 68 |
| 2 | 151 ÷ 68 = 2 remainder 15 |
| 3 | 68 ÷ 15 = 4 remainder 8 |
| 4 | 15 ÷ 8 = 1 remainder 7 |
| 5 | 8 ÷ 7 = 1 remainder 1 |
| 6 | 7 ÷ 1 = 7 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 169 and 124 | 20956 |
| 178 and 99 | 17622 |
| 142 and 66 | 4686 |
| 196 and 89 | 17444 |
| 165 and 21 | 1155 |