Least Common Multiple (LCM) of 63 and 37
The least common multiple (LCM) of 63 and 37 is 2331.
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 63 and 37?
First, calculate the GCD of 63 and 37 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 63 ÷ 37 = 1 remainder 26 |
| 2 | 37 ÷ 26 = 1 remainder 11 |
| 3 | 26 ÷ 11 = 2 remainder 4 |
| 4 | 11 ÷ 4 = 2 remainder 3 |
| 5 | 4 ÷ 3 = 1 remainder 1 |
| 6 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 21 and 29 | 609 |
| 197 and 164 | 32308 |
| 143 and 20 | 2860 |
| 119 and 153 | 1071 |
| 55 and 123 | 6765 |