Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 968 and 975 the smallest integer that is 943800 that is divisible by both numbers.
Least Common Multiple (LCM) of 968 and 975 is 943800.
LCM(968,975) = 943800
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 968 and 975. First we will calculate the prime factors of 968 and 975.
Prime Factorization of 968
2 | 968 |
2 | 484 |
2 | 242 |
11 | 121 |
11 | 11 |
1 |
Prime factors of 968 are 2,11. Prime factorization of 968 in exponential form is:
968 = 23×112
Prime Factorization of 975
3 | 975 |
5 | 325 |
5 | 65 |
13 | 13 |
1 |
Prime factors of 975 are 3, 5,13. Prime factorization of 975 in exponential form is:
975 = 31×52×131
Now multiplying the highest exponent prime factors to calculate the LCM of 968 and 975.
LCM(968,975) = 23×31×52×112×131
LCM(968,975) = 943800
Factors of 968
List of positive integer factors of 968 that divides 968 without a remainder.
1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 484, 968
Factors of 975
List of positive integer factors of 975 that divides 975 without a remainder.
1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 968 and 975, than apply into the LCM equation.
GCF(968,975) = 1
LCM(968,975) = ( 968 × 975) / 1
LCM(968,975) = 943800 / 1
LCM(968,975) = 943800
(i) The LCM of 975 and 968 is associative
LCM of 968 and 975 = LCM of 975 and 968
1. What is the LCM of 968 and 975?
Answer: LCM of 968 and 975 is 943800.
2. What are the Factors of 968?
Answer: Factors of 968 are 1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 484, 968. There are 12 integers that are factors of 968. The greatest factor of 968 is 968.
3. What are the Factors of 975?
Answer: Factors of 975 are 1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975. There are 12 integers that are factors of 975. The greatest factor of 975 is 975.
4. How to Find the LCM of 968 and 975?
Answer:
Least Common Multiple of 968 and 975 = 943800
Step 1: Find the prime factorization of 968
968 = 2 x 2 x 2 x 11 x 11
Step 2: Find the prime factorization of 975
975 = 3 x 5 x 5 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 = 943800 = 2 x 2 x 2 x 3 x 5 x 5 x 11 x 11 x 13
Step 4: Therefore, the least common multiple of 968 and 975 is 943800.