Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 878 and 884 the smallest integer that is 388076 that is divisible by both numbers.
Least Common Multiple (LCM) of 878 and 884 is 388076.
LCM(878,884) = 388076
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 878 and 884. First we will calculate the prime factors of 878 and 884.
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
Prime Factorization of 884
2 | 884 |
2 | 442 |
13 | 221 |
17 | 17 |
1 |
Prime factors of 884 are 2, 13,17. Prime factorization of 884 in exponential form is:
884 = 22×131×171
Now multiplying the highest exponent prime factors to calculate the LCM of 878 and 884.
LCM(878,884) = 22×131×171×4391
LCM(878,884) = 388076
Factors of 878
List of positive integer factors of 878 that divides 878 without a remainder.
1, 2, 439, 878
Factors of 884
List of positive integer factors of 884 that divides 884 without a remainder.
1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 878 and 884, than apply into the LCM equation.
GCF(878,884) = 2
LCM(878,884) = ( 878 × 884) / 2
LCM(878,884) = 776152 / 2
LCM(878,884) = 388076
(i) The LCM of 884 and 878 is associative
LCM of 878 and 884 = LCM of 884 and 878
1. What is the LCM of 878 and 884?
Answer: LCM of 878 and 884 is 388076.
2. 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.
3. What are the Factors of 884?
Answer: Factors of 884 are 1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884. There are 12 integers that are factors of 884. The greatest factor of 884 is 884.
4. How to Find the LCM of 878 and 884?
Answer:
Least Common Multiple of 878 and 884 = 388076
Step 1: Find the prime factorization of 878
878 = 2 x 439
Step 2: Find the prime factorization of 884
884 = 2 x 2 x 13 x 17
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 388076 = 2 x 2 x 13 x 17 x 439
Step 4: Therefore, the least common multiple of 878 and 884 is 388076.