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 969 the smallest integer that is 937992 that is divisible by both numbers.
Least Common Multiple (LCM) of 968 and 969 is 937992.
LCM(968,969) = 937992
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 969. First we will calculate the prime factors of 968 and 969.
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 969
3 | 969 |
17 | 323 |
19 | 19 |
1 |
Prime factors of 969 are 3, 17,19. Prime factorization of 969 in exponential form is:
969 = 31×171×191
Now multiplying the highest exponent prime factors to calculate the LCM of 968 and 969.
LCM(968,969) = 23×31×112×171×191
LCM(968,969) = 937992
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 969
List of positive integer factors of 969 that divides 969 without a remainder.
1, 3, 17, 19, 51, 57, 323, 969
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 968 and 969, than apply into the LCM equation.
GCF(968,969) = 1
LCM(968,969) = ( 968 × 969) / 1
LCM(968,969) = 937992 / 1
LCM(968,969) = 937992
(i) The LCM of 969 and 968 is associative
LCM of 968 and 969 = LCM of 969 and 968
1. What is the LCM of 968 and 969?
Answer: LCM of 968 and 969 is 937992.
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 969?
Answer: Factors of 969 are 1, 3, 17, 19, 51, 57, 323, 969. There are 8 integers that are factors of 969. The greatest factor of 969 is 969.
4. How to Find the LCM of 968 and 969?
Answer:
Least Common Multiple of 968 and 969 = 937992
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 969
969 = 3 x 17 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 = 937992 = 2 x 2 x 2 x 3 x 11 x 11 x 17 x 19
Step 4: Therefore, the least common multiple of 968 and 969 is 937992.