Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 3937 and 3942 the smallest integer that is 15519654 that is divisible by both numbers.
Least Common Multiple (LCM) of 3937 and 3942 is 15519654.
LCM(3937,3942) = 15519654
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 3937 and 3942. First we will calculate the prime factors of 3937 and 3942.
Prime Factorization of 3937
31 | 3937 |
127 | 127 |
1 |
Prime factors of 3937 are 31,127. Prime factorization of 3937 in exponential form is:
3937 = 311×1271
Prime Factorization of 3942
2 | 3942 |
3 | 1971 |
3 | 657 |
3 | 219 |
73 | 73 |
1 |
Prime factors of 3942 are 2, 3,73. Prime factorization of 3942 in exponential form is:
3942 = 21×33×731
Now multiplying the highest exponent prime factors to calculate the LCM of 3937 and 3942.
LCM(3937,3942) = 21×33×311×731×1271
LCM(3937,3942) = 15519654
Factors of 3937
List of positive integer factors of 3937 that divides 3937 without a remainder.
1, 31, 127, 3937
Factors of 3942
List of positive integer factors of 3942 that divides 3942 without a remainder.
1, 2, 3, 6, 9, 18, 27, 54, 73, 146, 219, 438, 657, 1314, 1971, 3942
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3937 and 3942, than apply into the LCM equation.
GCF(3937,3942) = 1
LCM(3937,3942) = ( 3937 × 3942) / 1
LCM(3937,3942) = 15519654 / 1
LCM(3937,3942) = 15519654
(i) The LCM of 3942 and 3937 is associative
LCM of 3937 and 3942 = LCM of 3942 and 3937
1. What is the LCM of 3937 and 3942?
Answer: LCM of 3937 and 3942 is 15519654.
2. What are the Factors of 3937?
Answer: Factors of 3937 are 1, 31, 127, 3937. There are 4 integers that are factors of 3937. The greatest factor of 3937 is 3937.
3. What are the Factors of 3942?
Answer: Factors of 3942 are 1, 2, 3, 6, 9, 18, 27, 54, 73, 146, 219, 438, 657, 1314, 1971, 3942. There are 16 integers that are factors of 3942. The greatest factor of 3942 is 3942.
4. How to Find the LCM of 3937 and 3942?
Answer:
Least Common Multiple of 3937 and 3942 = 15519654
Step 1: Find the prime factorization of 3937
3937 = 31 x 127
Step 2: Find the prime factorization of 3942
3942 = 2 x 3 x 3 x 3 x 73
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 15519654 = 2 x 3 x 3 x 3 x 31 x 73 x 127
Step 4: Therefore, the least common multiple of 3937 and 3942 is 15519654.