# 142 and 144 LCM LCM of 142 and 144 is equal to 10224. The comprehensive work provides more insight of how to find what is the lcm of 142 and 144 by using prime factors and special division methods, and the example use case of mathematics and real world problems.

what is the lcm of 142 and 144?
lcm (142   144) = (?)
142 => 2 x 71
144 => 2 x 2 x 2 x 2 x 3 x 3

= 2 x 71 x 2 x 2 x 2 x 3 x 3
= 10224
lcm (142 and 144) = 10224
10224 is the lcm of 142 and 144.

where,
142 is a positive integer,
144 is a positive integer,
10224 is the lcm of 142 and 144,
{2} in {2 x 71, 2 x 2 x 2 x 2 x 3 x 3} is the common factors of 142 and 144,
{71 x 2 x 2 x 2 x 3 x 3} in {2 x 71, 2 x 2 x 2 x 2 x 3 x 3} are the uncommon factors of 142 and 144.

Use in Mathematics: LCM of 142 and 144
The below are some of the mathematical applications where lcm of 142 and 144 can be used:

1. to find the least number which is exactly divisible by 142 and 144.
2. to find the common denominator for two fractions having 142 and 144 as denominators in the unlike fractions addition or subtraction.
Use in Real-world Problems: 142 and 144 lcm
In the context of lcm real world problems, the lcm of 142 and 144 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 142 seconds and bell B tolls at 144 seconds repeatedly. The answer is that all bells A and B toll together at 10224 seconds for the first time, at 20448 seconds for the second time, at 30672 seconds for the third time and so on.

Important Notes: 142 and 144 lcm
The below are the important notes to be remembered while solving the lcm of 142 and 144:
1. The common prime factors and the remaining prime factors of 142 and 144 should be multiplied to find the least common multiple of 142 and 144, when solving lcm by using prime factors method.
2. The results of lcm of 142 and 144, and the lcm of 144 and 142 are identical, it means the order of given numbers in the lcm calculation doesn't affect the results.
For values other than 142 and 144, use this below tool:

## How-to: What is the LCM of 142 and 144?

The below solved example with step by step work shows how to find what is the lcm of 142 and 144 by using prime factors method and division method.

Solved example using prime factors method:
What is the LCM of 142 and 144?

step 1 Address the input parameters, values and observe what to be found:
Input parameters and values:
A = 142
B = 144

What to be found:
find the lcm of 142 and 144

step 2 Find the prime factors of 142 and 144:
Prime factors of 142 = 2 x 71
Prime factors of 144 = 2 x 2 x 2 x 2 x 3 x 3

step 3 Identify the repeated and non-repeated prime factors of 142 and 144:
{2} is the most repeated factor and {71 x 2 x 2 x 2 x 3 x 3} are the non-repeated factors of 142 and 144.

step 4 Find the product of repeated and non-repeated prime factors of 142 and 144:
= 2 x 71 x 2 x 2 x 2 x 3 x 3
= 10224
lcm(142 and 144) = 10224

Hence,
lcm of 142 and 144 is 10224

Solved example using special division method:
This special division method is the easiest way to understand the entire calculation of what is the lcm of 142 and 144.

step 1 Address the input parameters, values and observe what to be found:
Input parameters and values:
Integers: 142 and 144

What to be found:
lcm (142, 144) = ?

step 2 Arrange the given integers in the horizontal form with space or comma separated format:
142 and 144

step 3 Choose the divisor which divides each or most of the given integers (142 and 144), 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 142 and 144 is not divisible by the selected divisor; repeat the same process until all the integers are brought to 1 as like below:

 2 142 144 2 71 72 2 71 36 2 71 18 3 71 9 3 71 3 71 71 1 1 1

step 4 Multiply the divisors to find the lcm of 142 and 144:
= 2 x 2 x 2 x 2 x 3 x 3 x 71
= 10224
LCM(142, 144) = 10224

The least common multiple for two numbers 142 and 144 is 10224 