Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 7882 and 7886 the smallest integer that is 31078726 that is divisible by both numbers.
Least Common Multiple (LCM) of 7882 and 7886 is 31078726.
LCM(7882,7886) = 31078726
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 7882 and 7886. First we will calculate the prime factors of 7882 and 7886.
Prime Factorization of 7882
2 | 7882 |
7 | 3941 |
563 | 563 |
1 |
Prime factors of 7882 are 2, 7,563. Prime factorization of 7882 in exponential form is:
7882 = 21×71×5631
Prime Factorization of 7886
2 | 7886 |
3943 | 3943 |
1 |
Prime factors of 7886 are 2,3943. Prime factorization of 7886 in exponential form is:
7886 = 21×39431
Now multiplying the highest exponent prime factors to calculate the LCM of 7882 and 7886.
LCM(7882,7886) = 21×71×5631×39431
LCM(7882,7886) = 31078726
Factors of 7882
List of positive integer factors of 7882 that divides 7882 without a remainder.
1, 2, 7, 14, 563, 1126, 3941, 7882
Factors of 7886
List of positive integer factors of 7886 that divides 7886 without a remainder.
1, 2, 3943, 7886
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7882 and 7886, than apply into the LCM equation.
GCF(7882,7886) = 2
LCM(7882,7886) = ( 7882 × 7886) / 2
LCM(7882,7886) = 62157452 / 2
LCM(7882,7886) = 31078726
(i) The LCM of 7886 and 7882 is associative
LCM of 7882 and 7886 = LCM of 7886 and 7882
1. What is the LCM of 7882 and 7886?
Answer: LCM of 7882 and 7886 is 31078726.
2. What are the Factors of 7882?
Answer: Factors of 7882 are 1, 2, 7, 14, 563, 1126, 3941, 7882. There are 8 integers that are factors of 7882. The greatest factor of 7882 is 7882.
3. What are the Factors of 7886?
Answer: Factors of 7886 are 1, 2, 3943, 7886. There are 4 integers that are factors of 7886. The greatest factor of 7886 is 7886.
4. How to Find the LCM of 7882 and 7886?
Answer:
Least Common Multiple of 7882 and 7886 = 31078726
Step 1: Find the prime factorization of 7882
7882 = 2 x 7 x 563
Step 2: Find the prime factorization of 7886
7886 = 2 x 3943
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 31078726 = 2 x 7 x 563 x 3943
Step 4: Therefore, the least common multiple of 7882 and 7886 is 31078726.