Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 876 and 878 the smallest integer that is 384564 that is divisible by both numbers.
Least Common Multiple (LCM) of 876 and 878 is 384564.
LCM(876,878) = 384564
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 876 and 878. First we will calculate the prime factors of 876 and 878.
Prime Factorization of 876
2 | 876 |
2 | 438 |
3 | 219 |
73 | 73 |
1 |
Prime factors of 876 are 2, 3,73. Prime factorization of 876 in exponential form is:
876 = 22×31×731
Prime Factorization of 878
2 | 878 |
439 | 439 |
1 |
Prime factors of 878 are 2,439. Prime factorization of 878 in exponential form is:
878 = 21×4391
Now multiplying the highest exponent prime factors to calculate the LCM of 876 and 878.
LCM(876,878) = 22×31×731×4391
LCM(876,878) = 384564
Factors of 876
List of positive integer factors of 876 that divides 876 without a remainder.
1, 2, 3, 4, 6, 12, 73, 146, 219, 292, 438, 876
Factors of 878
List of positive integer factors of 878 that divides 878 without a remainder.
1, 2, 439, 878
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 876 and 878, than apply into the LCM equation.
GCF(876,878) = 2
LCM(876,878) = ( 876 × 878) / 2
LCM(876,878) = 769128 / 2
LCM(876,878) = 384564
(i) The LCM of 878 and 876 is associative
LCM of 876 and 878 = LCM of 878 and 876
1. What is the LCM of 876 and 878?
Answer: LCM of 876 and 878 is 384564.
2. What are the Factors of 876?
Answer: Factors of 876 are 1, 2, 3, 4, 6, 12, 73, 146, 219, 292, 438, 876. There are 12 integers that are factors of 876. The greatest factor of 876 is 876.
3. What are the Factors of 878?
Answer: Factors of 878 are 1, 2, 439, 878. There are 4 integers that are factors of 878. The greatest factor of 878 is 878.
4. How to Find the LCM of 876 and 878?
Answer:
Least Common Multiple of 876 and 878 = 384564
Step 1: Find the prime factorization of 876
876 = 2 x 2 x 3 x 73
Step 2: Find the prime factorization of 878
878 = 2 x 439
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 384564 = 2 x 2 x 3 x 73 x 439
Step 4: Therefore, the least common multiple of 876 and 878 is 384564.