LCM of 225 and 304
68400 is the LCM of 225 and 304. 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 225 and 304, provided along with the use cases of mathematics and real-world problems.
what is the lcm of 225 and 304?
lcm (225 304) = (?)
225 => 3 x 3 x 5 x 5
304 => 2 x 2 x 2 x 2 x 19
= 3 x 3 x 5 x 5 x 2 x 2 x 2 x 2 x 19
= 68400
lcm (225 and 304) = 68400
68400 is the LCM of 225 and 304.
where,
225 is a positive integer,
304 is a positive integer,
68400 is the LCM of 225 and 304,
There is no common factors of 225 and 304 in {3 x 3 x 5 x 5, 2 x 2 x 2 x 2 x 19},
{3 x 3 x 5 x 5 x 2 x 2 x 2 x 2 x 19} in {3 x 3 x 5 x 5, 2 x 2 x 2 x 2 x 19} are the uncommon factors of 225 and 304.
Use in Mathematics: LCM of 225 and 304
The below are some of the mathematical applications where lcm of 225 and 304 can be used:
- to find the least number which is exactly divisible by 225 and 304.
- to find the common denominator for two fractions having 225 and 304 as denominators in the unlike fractions addition or subtraction.
In the context of lcm real world problems, the lcm of 225 and 304 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 225 seconds and bell B tolls at 304 seconds repeatedly. The answer is that all bells A and B toll together at 68400 seconds for the first time, at 136800 seconds for the second time, at 205200 seconds for the third time and so on.
Important Notes: 225 and 304 lcm
The below are the important notes to be remembered while solving the lcm of 225 and 304:
- The common prime factors and the remaining prime factors of 225 and 304 should be multiplied to find the least common multiple of 225 and 304, when solving lcm by using prime factors method.
- The results of lcm of 225 and 304, and the lcm of 304 and 225 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 225 and 304?
The below solved example with step by step work shows how to find what is the lcm of 225 and 304 by using prime factors method and division method.
Solved example using prime factors method:
What is the LCM of 225 and 304?
step 1
Address the input parameters, values and observe what to be found:
Input parameters and values:
A = 225
B = 304
What to be found:
find the lcm of 225 and 304
step 2 Find the prime factors of 225 and 304:
Prime factors of 225 = 3 x 3 x 5 x 5
Prime factors of 304 = 2 x 2 x 2 x 2 x 19
step 3Identify the repeated and non-repeated prime factors of 225 and 304:
Since there is no common factors between 225 and 304, multiplying the given numbers directly provides the LCM of
225 and 304.
= 225 x 304
= 68400
lcm(225 and 304) = 68400
Hence,
lcm of 225 and 304 is 68400
This special division method is one of the easiest ways to understand the entire calculation to find the LCM of 225 and 304.
step 1 Address the input parameters, values and observe what to be found:
Input parameters and values:
Integers: 225 and 304
What to be found:
lcm (225, 304) = ?
step 2 Arrange the given integers in the horizontal form with space or comma separated format:
225 and 304
step 3 Choose the divisor which divides each or most of the given integers (225 and 304), 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 225 and 304 is not divisible by the selected divisor; repeat the same process until all the integers are brought to 1 as like below:
| 2 | 225 | 304 |
| 2 | 225 | 152 |
| 2 | 225 | 76 |
| 2 | 225 | 38 |
| 3 | 225 | 19 |
| 3 | 75 | 19 |
| 5 | 25 | 19 |
| 5 | 5 | 19 |
| 19 | 1 | 19 |
| 1 | 1 |
step 4 Multiply the divisors to find the lcm of 225 and 304:
= 2 x 2 x 2 x 2 x 3 x 3 x 5 x 5 x 19
= 68400
LCM(225, 304) = 68400
The LCM of two numbers 225 and 304 is 68400