Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 116 and 117 the smallest integer that is 13572 that is divisible by both numbers.
Least Common Multiple (LCM) of 116 and 117 is 13572.
LCM(116,117) = 13572
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 116 and 117. First we will calculate the prime factors of 116 and 117.
Prime Factorization of 116
2 | 116 |
2 | 58 |
29 | 29 |
1 |
Prime factors of 116 are 2,29. Prime factorization of 116 in exponential form is:
116 = 22×291
Prime Factorization of 117
3 | 117 |
3 | 39 |
13 | 13 |
1 |
Prime factors of 117 are 3,13. Prime factorization of 117 in exponential form is:
117 = 32×131
Now multiplying the highest exponent prime factors to calculate the LCM of 116 and 117.
LCM(116,117) = 22×32×131×291
LCM(116,117) = 13572
Factors of 116
List of positive integer factors of 116 that divides 116 without a remainder.
1, 2, 4, 29, 58, 116
Factors of 117
List of positive integer factors of 117 that divides 117 without a remainder.
1, 3, 9, 13, 39, 117
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 116 and 117, than apply into the LCM equation.
GCF(116,117) = 1
LCM(116,117) = ( 116 × 117) / 1
LCM(116,117) = 13572 / 1
LCM(116,117) = 13572
(i) The LCM of 117 and 116 is associative
LCM of 116 and 117 = LCM of 117 and 116
1. What is the LCM of 116 and 117?
Answer: LCM of 116 and 117 is 13572.
2. What are the Factors of 116?
Answer: Factors of 116 are 1, 2, 4, 29, 58, 116. There are 6 integers that are factors of 116. The greatest factor of 116 is 116.
3. What are the Factors of 117?
Answer: Factors of 117 are 1, 3, 9, 13, 39, 117. There are 6 integers that are factors of 117. The greatest factor of 117 is 117.
4. How to Find the LCM of 116 and 117?
Answer:
Least Common Multiple of 116 and 117 = 13572
Step 1: Find the prime factorization of 116
116 = 2 x 2 x 29
Step 2: Find the prime factorization of 117
117 = 3 x 3 x 13
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 13572 = 2 x 2 x 3 x 3 x 13 x 29
Step 4: Therefore, the least common multiple of 116 and 117 is 13572.