Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 7941 and 7948 the smallest integer that is 63115068 that is divisible by both numbers.
Least Common Multiple (LCM) of 7941 and 7948 is 63115068.
LCM(7941,7948) = 63115068
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 7941 and 7948. First we will calculate the prime factors of 7941 and 7948.
Prime Factorization of 7941
3 | 7941 |
2647 | 2647 |
1 |
Prime factors of 7941 are 3,2647. Prime factorization of 7941 in exponential form is:
7941 = 31×26471
Prime Factorization of 7948
2 | 7948 |
2 | 3974 |
1987 | 1987 |
1 |
Prime factors of 7948 are 2,1987. Prime factorization of 7948 in exponential form is:
7948 = 22×19871
Now multiplying the highest exponent prime factors to calculate the LCM of 7941 and 7948.
LCM(7941,7948) = 22×31×19871×26471
LCM(7941,7948) = 63115068
Factors of 7941
List of positive integer factors of 7941 that divides 7941 without a remainder.
1, 3, 2647, 7941
Factors of 7948
List of positive integer factors of 7948 that divides 7948 without a remainder.
1, 2, 4, 1987, 3974, 7948
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7941 and 7948, than apply into the LCM equation.
GCF(7941,7948) = 1
LCM(7941,7948) = ( 7941 × 7948) / 1
LCM(7941,7948) = 63115068 / 1
LCM(7941,7948) = 63115068
(i) The LCM of 7948 and 7941 is associative
LCM of 7941 and 7948 = LCM of 7948 and 7941
1. What is the LCM of 7941 and 7948?
Answer: LCM of 7941 and 7948 is 63115068.
2. What are the Factors of 7941?
Answer: Factors of 7941 are 1, 3, 2647, 7941. There are 4 integers that are factors of 7941. The greatest factor of 7941 is 7941.
3. What are the Factors of 7948?
Answer: Factors of 7948 are 1, 2, 4, 1987, 3974, 7948. There are 6 integers that are factors of 7948. The greatest factor of 7948 is 7948.
4. How to Find the LCM of 7941 and 7948?
Answer:
Least Common Multiple of 7941 and 7948 = 63115068
Step 1: Find the prime factorization of 7941
7941 = 3 x 2647
Step 2: Find the prime factorization of 7948
7948 = 2 x 2 x 1987
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 63115068 = 2 x 2 x 3 x 1987 x 2647
Step 4: Therefore, the least common multiple of 7941 and 7948 is 63115068.