LCM of 4 and 127
508 is the LCM of 4 and 127. The step-by-step solution using prime factors and special division methods is one of the simple methods to easily understand how to find what is the LCM of 4 and 127, provided along with the use cases of mathematics and real-world problems.
what is the lcm of 4 and 127?
lcm (4 127) = (?)
4 => 2 x 2
127 => 127
= 2 x 2 x 127
= 508
lcm (4 and 127) = 508
508 is the LCM of 4 and 127.
where,
4 is a positive integer,
127 is a positive integer,
508 is the LCM of 4 and 127,
There is no common factors of 4 and 127 in {2 x 2, 127},
{2 x 2 x 127} in {2 x 2, 127} are the uncommon factors of 4 and 127.
Use in Mathematics: LCM of 4 and 127
The below are some of the mathematical applications where lcm of 4 and 127 can be used:
- to find the least number which is exactly divisible by 4 and 127.
- to find the common denominator for two fractions having 4 and 127 as denominators in the unlike fractions addition or subtraction.
In the context of lcm real world problems, the lcm of 4 and 127 helps to find the exact time when two similar and recurring events with different time schedule happens together at the same time. For example, the real world problems involve lcm in situations to find at what time the bells A and B all toll together, if bell A tolls at 4 seconds and bell B tolls at 127 seconds repeatedly. The answer is that all bells A and B toll together at 508 seconds for the first time, at 1016 seconds for the second time, at 1524 seconds for the third time and so on.
Important Notes: 4 and 127 lcm
The below are the important notes to be remembered while solving the lcm of 4 and 127:
- The common prime factors and the remaining prime factors of 4 and 127 should be multiplied to find the least common multiple of 4 and 127, when solving lcm by using prime factors method.
- The results of lcm of 4 and 127, and the lcm of 127 and 4 are identical, it means the order of given numbers in the lcm calculation doesn't affect the results.
How-to: What is the LCM of 4 and 127?
The below solved example with step by step work shows how to find what is the lcm of 4 and 127 by using prime factors method and division method.
Solved example using prime factors method:
What is the LCM of 4 and 127?
step 1
Address the input parameters, values and observe what to be found:
Input parameters and values:
A = 4
B = 127
What to be found:
find the lcm of 4 and 127
step 2 Find the prime factors of 4 and 127:
Prime factors of 4 = 2 x 2
Prime factors of 127 = 127
step 3Identify the repeated and non-repeated prime factors of 4 and 127:
Since there is no common factors between 4 and 127, multiplying the given numbers directly provides the LCM of
4 and 127.
= 4 x 127
= 508
lcm(4 and 127) = 508
Hence,
lcm of 4 and 127 is 508
This special division method is one of the easiest ways to understand the entire calculation to find the LCM of 4 and 127.
step 1 Address the input parameters, values and observe what to be found:
Input parameters and values:
Integers: 4 and 127
What to be found:
lcm (4, 127) = ?
step 2 Arrange the given integers in the horizontal form with space or comma separated format:
4 and 127
step 3 Choose the divisor which divides each or most of the given integers (4 and 127), divide each integers separately and write down the quotient in the next line right under the respective integers. Bring down the integer to the next line if any integer in 4 and 127 is not divisible by the selected divisor; repeat the same process until all the integers are brought to 1 as like below:
| 2 | 4 | 127 |
| 2 | 2 | 127 |
| 127 | 1 | 127 |
| 1 | 1 |
step 4 Multiply the divisors to find the lcm of 4 and 127:
= 2 x 2 x 127
= 508
LCM(4, 127) = 508
The LCM of two numbers 4 and 127 is 508