Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 191 and 192 the smallest integer that is 36672 that is divisible by both numbers.
Least Common Multiple (LCM) of 191 and 192 is 36672.
LCM(191,192) = 36672
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 191 and 192. First we will calculate the prime factors of 191 and 192.
Prime Factorization of 191
191 | 191 |
1 |
Prime factors of 191 are 191. Prime factorization of 191 in exponential form is:
191 = 1911
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
Now multiplying the highest exponent prime factors to calculate the LCM of 191 and 192.
LCM(191,192) = 26×31×1911
LCM(191,192) = 36672
Factors of 191
List of positive integer factors of 191 that divides 191 without a remainder.
1, 191
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
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 191 and 192, than apply into the LCM equation.
GCF(191,192) = 1
LCM(191,192) = ( 191 × 192) / 1
LCM(191,192) = 36672 / 1
LCM(191,192) = 36672
(i) The LCM of 192 and 191 is associative
LCM of 191 and 192 = LCM of 192 and 191
1. What is the LCM of 191 and 192?
Answer: LCM of 191 and 192 is 36672.
2. What are the Factors of 191?
Answer: Factors of 191 are 1, 191. There are 2 integers that are factors of 191. The greatest factor of 191 is 191.
3. 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.
4. How to Find the LCM of 191 and 192?
Answer:
Least Common Multiple of 191 and 192 = 36672
Step 1: Find the prime factorization of 191
191 = 191
Step 2: Find the prime factorization of 192
192 = 2 x 2 x 2 x 2 x 2 x 2 x 3
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 36672 = 2 x 2 x 2 x 2 x 2 x 2 x 3 x 191
Step 4: Therefore, the least common multiple of 191 and 192 is 36672.