Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 873 and 879 the smallest integer that is 255789 that is divisible by both numbers.
Least Common Multiple (LCM) of 873 and 879 is 255789.
LCM(873,879) = 255789
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 873 and 879. First we will calculate the prime factors of 873 and 879.
Prime Factorization of 873
3 | 873 |
3 | 291 |
97 | 97 |
1 |
Prime factors of 873 are 3,97. Prime factorization of 873 in exponential form is:
873 = 32×971
Prime Factorization of 879
3 | 879 |
293 | 293 |
1 |
Prime factors of 879 are 3,293. Prime factorization of 879 in exponential form is:
879 = 31×2931
Now multiplying the highest exponent prime factors to calculate the LCM of 873 and 879.
LCM(873,879) = 32×971×2931
LCM(873,879) = 255789
Factors of 873
List of positive integer factors of 873 that divides 873 without a remainder.
1, 3, 9, 97, 291, 873
Factors of 879
List of positive integer factors of 879 that divides 879 without a remainder.
1, 3, 293, 879
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 873 and 879, than apply into the LCM equation.
GCF(873,879) = 3
LCM(873,879) = ( 873 × 879) / 3
LCM(873,879) = 767367 / 3
LCM(873,879) = 255789
(i) The LCM of 879 and 873 is associative
LCM of 873 and 879 = LCM of 879 and 873
1. What is the LCM of 873 and 879?
Answer: LCM of 873 and 879 is 255789.
2. What are the Factors of 873?
Answer: Factors of 873 are 1, 3, 9, 97, 291, 873. There are 6 integers that are factors of 873. The greatest factor of 873 is 873.
3. What are the Factors of 879?
Answer: Factors of 879 are 1, 3, 293, 879. There are 4 integers that are factors of 879. The greatest factor of 879 is 879.
4. How to Find the LCM of 873 and 879?
Answer:
Least Common Multiple of 873 and 879 = 255789
Step 1: Find the prime factorization of 873
873 = 3 x 3 x 97
Step 2: Find the prime factorization of 879
879 = 3 x 293
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 255789 = 3 x 3 x 97 x 293
Step 4: Therefore, the least common multiple of 873 and 879 is 255789.