Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 192 and 198 the smallest integer that is 6336 that is divisible by both numbers.
Least Common Multiple (LCM) of 192 and 198 is 6336.
LCM(192,198) = 6336
Least common multiple or lowest common denominator (LCD) can be calculated in three ways;
Least common multiple can be found by multiplying the highest exponent prime factors of 192 and 198. First we will calculate the prime factors of 192 and 198.
Prime Factorization of 192
2 | 192 |
2 | 96 |
2 | 48 |
2 | 24 |
2 | 12 |
2 | 6 |
3 | 3 |
1 |
Prime factors of 192 are 2,3. Prime factorization of 192 in exponential form is:
192 = 26×31
Prime Factorization of 198
2 | 198 |
3 | 99 |
3 | 33 |
11 | 11 |
1 |
Prime factors of 198 are 2, 3,11. Prime factorization of 198 in exponential form is:
198 = 21×32×111
Now multiplying the highest exponent prime factors to calculate the LCM of 192 and 198.
LCM(192,198) = 26×32×111
LCM(192,198) = 6336
Factors of 192
List of positive integer factors of 192 that divides 192 without a remainder.
1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192
Factors of 198
List of positive integer factors of 198 that divides 198 without a remainder.
1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 192 and 198, than apply into the LCM equation.
GCF(192,198) = 6
LCM(192,198) = ( 192 × 198) / 6
LCM(192,198) = 38016 / 6
LCM(192,198) = 6336
(i) The LCM of 198 and 192 is associative
LCM of 192 and 198 = LCM of 198 and 192
1. What is the LCM of 192 and 198?
Answer: LCM of 192 and 198 is 6336.
2. What are the Factors of 192?
Answer: Factors of 192 are 1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192. There are 14 integers that are factors of 192. The greatest factor of 192 is 192.
3. What are the Factors of 198?
Answer: Factors of 198 are 1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198. There are 12 integers that are factors of 198. The greatest factor of 198 is 198.
4. How to Find the LCM of 192 and 198?
Answer:
Least Common Multiple of 192 and 198 = 6336
Step 1: Find the prime factorization of 192
192 = 2 x 2 x 2 x 2 x 2 x 2 x 3
Step 2: Find the prime factorization of 198
198 = 2 x 3 x 3 x 11
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 6336 = 2 x 2 x 2 x 2 x 2 x 2 x 3 x 3 x 11
Step 4: Therefore, the least common multiple of 192 and 198 is 6336.