Least Common Multiple (LCM) of 127 and 90
The least common multiple (LCM) of 127 and 90 is 11430.
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 127 and 90?
First, calculate the GCD of 127 and 90 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 127 ÷ 90 = 1 remainder 37 |
| 2 | 90 ÷ 37 = 2 remainder 16 |
| 3 | 37 ÷ 16 = 2 remainder 5 |
| 4 | 16 ÷ 5 = 3 remainder 1 |
| 5 | 5 ÷ 1 = 5 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 103 and 34 | 3502 |
| 102 and 44 | 2244 |
| 148 and 100 | 3700 |
| 178 and 73 | 12994 |
| 137 and 77 | 10549 |