Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 7873 and 7878 the smallest integer that is 62023494 that is divisible by both numbers.
Least Common Multiple (LCM) of 7873 and 7878 is 62023494.
LCM(7873,7878) = 62023494
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 7873 and 7878. First we will calculate the prime factors of 7873 and 7878.
Prime Factorization of 7873
7873 | 7873 |
1 |
Prime factors of 7873 are 7873. Prime factorization of 7873 in exponential form is:
7873 = 78731
Prime Factorization of 7878
2 | 7878 |
3 | 3939 |
13 | 1313 |
101 | 101 |
1 |
Prime factors of 7878 are 2, 3, 13,101. Prime factorization of 7878 in exponential form is:
7878 = 21×31×131×1011
Now multiplying the highest exponent prime factors to calculate the LCM of 7873 and 7878.
LCM(7873,7878) = 21×31×131×1011×78731
LCM(7873,7878) = 62023494
Factors of 7873
List of positive integer factors of 7873 that divides 7873 without a remainder.
1, 7873
Factors of 7878
List of positive integer factors of 7878 that divides 7878 without a remainder.
1, 2, 3, 6, 13, 26, 39, 78, 101, 202, 303, 606, 1313, 2626, 3939, 7878
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7873 and 7878, than apply into the LCM equation.
GCF(7873,7878) = 1
LCM(7873,7878) = ( 7873 × 7878) / 1
LCM(7873,7878) = 62023494 / 1
LCM(7873,7878) = 62023494
(i) The LCM of 7878 and 7873 is associative
LCM of 7873 and 7878 = LCM of 7878 and 7873
1. What is the LCM of 7873 and 7878?
Answer: LCM of 7873 and 7878 is 62023494.
2. What are the Factors of 7873?
Answer: Factors of 7873 are 1, 7873. There are 2 integers that are factors of 7873. The greatest factor of 7873 is 7873.
3. What are the Factors of 7878?
Answer: Factors of 7878 are 1, 2, 3, 6, 13, 26, 39, 78, 101, 202, 303, 606, 1313, 2626, 3939, 7878. There are 16 integers that are factors of 7878. The greatest factor of 7878 is 7878.
4. How to Find the LCM of 7873 and 7878?
Answer:
Least Common Multiple of 7873 and 7878 = 62023494
Step 1: Find the prime factorization of 7873
7873 = 7873
Step 2: Find the prime factorization of 7878
7878 = 2 x 3 x 13 x 101
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 62023494 = 2 x 3 x 13 x 101 x 7873
Step 4: Therefore, the least common multiple of 7873 and 7878 is 62023494.