Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 3963 and 3968 the smallest integer that is 15725184 that is divisible by both numbers.
Least Common Multiple (LCM) of 3963 and 3968 is 15725184.
LCM(3963,3968) = 15725184
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 3963 and 3968. First we will calculate the prime factors of 3963 and 3968.
Prime Factorization of 3963
3 | 3963 |
1321 | 1321 |
1 |
Prime factors of 3963 are 3,1321. Prime factorization of 3963 in exponential form is:
3963 = 31×13211
Prime Factorization of 3968
2 | 3968 |
2 | 1984 |
2 | 992 |
2 | 496 |
2 | 248 |
2 | 124 |
2 | 62 |
31 | 31 |
1 |
Prime factors of 3968 are 2,31. Prime factorization of 3968 in exponential form is:
3968 = 27×311
Now multiplying the highest exponent prime factors to calculate the LCM of 3963 and 3968.
LCM(3963,3968) = 27×31×311×13211
LCM(3963,3968) = 15725184
Factors of 3963
List of positive integer factors of 3963 that divides 3963 without a remainder.
1, 3, 1321, 3963
Factors of 3968
List of positive integer factors of 3968 that divides 3968 without a remainder.
1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1984, 3968
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3963 and 3968, than apply into the LCM equation.
GCF(3963,3968) = 1
LCM(3963,3968) = ( 3963 × 3968) / 1
LCM(3963,3968) = 15725184 / 1
LCM(3963,3968) = 15725184
(i) The LCM of 3968 and 3963 is associative
LCM of 3963 and 3968 = LCM of 3968 and 3963
1. What is the LCM of 3963 and 3968?
Answer: LCM of 3963 and 3968 is 15725184.
2. What are the Factors of 3963?
Answer: Factors of 3963 are 1, 3, 1321, 3963. There are 4 integers that are factors of 3963. The greatest factor of 3963 is 3963.
3. What are the Factors of 3968?
Answer: Factors of 3968 are 1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1984, 3968. There are 16 integers that are factors of 3968. The greatest factor of 3968 is 3968.
4. How to Find the LCM of 3963 and 3968?
Answer:
Least Common Multiple of 3963 and 3968 = 15725184
Step 1: Find the prime factorization of 3963
3963 = 3 x 1321
Step 2: Find the prime factorization of 3968
3968 = 2 x 2 x 2 x 2 x 2 x 2 x 2 x 31
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 15725184 = 2 x 2 x 2 x 2 x 2 x 2 x 2 x 3 x 31 x 1321
Step 4: Therefore, the least common multiple of 3963 and 3968 is 15725184.