Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 127 and 133 the smallest integer that is 16891 that is divisible by both numbers.
Least Common Multiple (LCM) of 127 and 133 is 16891.
LCM(127,133) = 16891
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 127 and 133. First we will calculate the prime factors of 127 and 133.
Prime Factorization of 127
127 | 127 |
1 |
Prime factors of 127 are 127. Prime factorization of 127 in exponential form is:
127 = 1271
Prime Factorization of 133
7 | 133 |
19 | 19 |
1 |
Prime factors of 133 are 7,19. Prime factorization of 133 in exponential form is:
133 = 71×191
Now multiplying the highest exponent prime factors to calculate the LCM of 127 and 133.
LCM(127,133) = 71×191×1271
LCM(127,133) = 16891
Factors of 127
List of positive integer factors of 127 that divides 127 without a remainder.
1, 127
Factors of 133
List of positive integer factors of 133 that divides 133 without a remainder.
1, 7, 19, 133
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 127 and 133, than apply into the LCM equation.
GCF(127,133) = 1
LCM(127,133) = ( 127 × 133) / 1
LCM(127,133) = 16891 / 1
LCM(127,133) = 16891
(i) The LCM of 133 and 127 is associative
LCM of 127 and 133 = LCM of 133 and 127
1. What is the LCM of 127 and 133?
Answer: LCM of 127 and 133 is 16891.
2. What are the Factors of 127?
Answer: Factors of 127 are 1, 127. There are 2 integers that are factors of 127. The greatest factor of 127 is 127.
3. What are the Factors of 133?
Answer: Factors of 133 are 1, 7, 19, 133. There are 4 integers that are factors of 133. The greatest factor of 133 is 133.
4. How to Find the LCM of 127 and 133?
Answer:
Least Common Multiple of 127 and 133 = 16891
Step 1: Find the prime factorization of 127
127 = 127
Step 2: Find the prime factorization of 133
133 = 7 x 19
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 16891 = 7 x 19 x 127
Step 4: Therefore, the least common multiple of 127 and 133 is 16891.