LCM of 4 and 107
428 is the LCM of 4 and 107. 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 107, provided along with the use cases of mathematics and real-world problems.
what is the lcm of 4 and 107?
lcm (4 107) = (?)
4 => 2 x 2
107 => 107
= 2 x 2 x 107
= 428
lcm (4 and 107) = 428
428 is the LCM of 4 and 107.
where,
4 is a positive integer,
107 is a positive integer,
428 is the LCM of 4 and 107,
There is no common factors of 4 and 107 in {2 x 2, 107},
{2 x 2 x 107} in {2 x 2, 107} are the uncommon factors of 4 and 107.
Use in Mathematics: LCM of 4 and 107
The below are some of the mathematical applications where lcm of 4 and 107 can be used:
- to find the least number which is exactly divisible by 4 and 107.
- to find the common denominator for two fractions having 4 and 107 as denominators in the unlike fractions addition or subtraction.
In the context of lcm real world problems, the lcm of 4 and 107 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 107 seconds repeatedly. The answer is that all bells A and B toll together at 428 seconds for the first time, at 856 seconds for the second time, at 1284 seconds for the third time and so on.
Important Notes: 4 and 107 lcm
The below are the important notes to be remembered while solving the lcm of 4 and 107:
- The common prime factors and the remaining prime factors of 4 and 107 should be multiplied to find the least common multiple of 4 and 107, when solving lcm by using prime factors method.
- The results of lcm of 4 and 107, and the lcm of 107 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 107?
The below solved example with step by step work shows how to find what is the lcm of 4 and 107 by using prime factors method and division method.
Solved example using prime factors method:
What is the LCM of 4 and 107?
step 1
Address the input parameters, values and observe what to be found:
Input parameters and values:
A = 4
B = 107
What to be found:
find the lcm of 4 and 107
step 2 Find the prime factors of 4 and 107:
Prime factors of 4 = 2 x 2
Prime factors of 107 = 107
step 3Identify the repeated and non-repeated prime factors of 4 and 107:
Since there is no common factors between 4 and 107, multiplying the given numbers directly provides the LCM of
4 and 107.
= 4 x 107
= 428
lcm(4 and 107) = 428
Hence,
lcm of 4 and 107 is 428
This special division method is one of the easiest ways to understand the entire calculation to find the LCM of 4 and 107.
step 1 Address the input parameters, values and observe what to be found:
Input parameters and values:
Integers: 4 and 107
What to be found:
lcm (4, 107) = ?
step 2 Arrange the given integers in the horizontal form with space or comma separated format:
4 and 107
step 3 Choose the divisor which divides each or most of the given integers (4 and 107), 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 107 is not divisible by the selected divisor; repeat the same process until all the integers are brought to 1 as like below:
| 2 | 4 | 107 |
| 2 | 2 | 107 |
| 107 | 1 | 107 |
| 1 | 1 |
step 4 Multiply the divisors to find the lcm of 4 and 107:
= 2 x 2 x 107
= 428
LCM(4, 107) = 428
The LCM of two numbers 4 and 107 is 428