Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 6942 and 6949 the smallest integer that is 48239958 that is divisible by both numbers.
Least Common Multiple (LCM) of 6942 and 6949 is 48239958.
LCM(6942,6949) = 48239958
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 6942 and 6949. First we will calculate the prime factors of 6942 and 6949.
Prime Factorization of 6942
2 | 6942 |
3 | 3471 |
13 | 1157 |
89 | 89 |
1 |
Prime factors of 6942 are 2, 3, 13,89. Prime factorization of 6942 in exponential form is:
6942 = 21×31×131×891
Prime Factorization of 6949
6949 | 6949 |
1 |
Prime factors of 6949 are 6949. Prime factorization of 6949 in exponential form is:
6949 = 69491
Now multiplying the highest exponent prime factors to calculate the LCM of 6942 and 6949.
LCM(6942,6949) = 21×31×131×891×69491
LCM(6942,6949) = 48239958
Factors of 6942
List of positive integer factors of 6942 that divides 6942 without a remainder.
1, 2, 3, 6, 13, 26, 39, 78, 89, 178, 267, 534, 1157, 2314, 3471, 6942
Factors of 6949
List of positive integer factors of 6949 that divides 6949 without a remainder.
1, 6949
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 6942 and 6949, than apply into the LCM equation.
GCF(6942,6949) = 1
LCM(6942,6949) = ( 6942 × 6949) / 1
LCM(6942,6949) = 48239958 / 1
LCM(6942,6949) = 48239958
(i) The LCM of 6949 and 6942 is associative
LCM of 6942 and 6949 = LCM of 6949 and 6942
1. What is the LCM of 6942 and 6949?
Answer: LCM of 6942 and 6949 is 48239958.
2. What are the Factors of 6942?
Answer: Factors of 6942 are 1, 2, 3, 6, 13, 26, 39, 78, 89, 178, 267, 534, 1157, 2314, 3471, 6942. There are 16 integers that are factors of 6942. The greatest factor of 6942 is 6942.
3. What are the Factors of 6949?
Answer: Factors of 6949 are 1, 6949. There are 2 integers that are factors of 6949. The greatest factor of 6949 is 6949.
4. How to Find the LCM of 6942 and 6949?
Answer:
Least Common Multiple of 6942 and 6949 = 48239958
Step 1: Find the prime factorization of 6942
6942 = 2 x 3 x 13 x 89
Step 2: Find the prime factorization of 6949
6949 = 6949
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 48239958 = 2 x 3 x 13 x 89 x 6949
Step 4: Therefore, the least common multiple of 6942 and 6949 is 48239958.