Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 3955 and 3963 the smallest integer that is 15673665 that is divisible by both numbers.
Least Common Multiple (LCM) of 3955 and 3963 is 15673665.
LCM(3955,3963) = 15673665
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 3955 and 3963. First we will calculate the prime factors of 3955 and 3963.
Prime Factorization of 3955
5 | 3955 |
7 | 791 |
113 | 113 |
1 |
Prime factors of 3955 are 5, 7,113. Prime factorization of 3955 in exponential form is:
3955 = 51×71×1131
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
Now multiplying the highest exponent prime factors to calculate the LCM of 3955 and 3963.
LCM(3955,3963) = 31×51×71×1131×13211
LCM(3955,3963) = 15673665
Factors of 3955
List of positive integer factors of 3955 that divides 3955 without a remainder.
1, 5, 7, 35, 113, 565, 791, 3955
Factors of 3963
List of positive integer factors of 3963 that divides 3963 without a remainder.
1, 3, 1321, 3963
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3955 and 3963, than apply into the LCM equation.
GCF(3955,3963) = 1
LCM(3955,3963) = ( 3955 × 3963) / 1
LCM(3955,3963) = 15673665 / 1
LCM(3955,3963) = 15673665
(i) The LCM of 3963 and 3955 is associative
LCM of 3955 and 3963 = LCM of 3963 and 3955
1. What is the LCM of 3955 and 3963?
Answer: LCM of 3955 and 3963 is 15673665.
2. What are the Factors of 3955?
Answer: Factors of 3955 are 1, 5, 7, 35, 113, 565, 791, 3955. There are 8 integers that are factors of 3955. The greatest factor of 3955 is 3955.
3. 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.
4. How to Find the LCM of 3955 and 3963?
Answer:
Least Common Multiple of 3955 and 3963 = 15673665
Step 1: Find the prime factorization of 3955
3955 = 5 x 7 x 113
Step 2: Find the prime factorization of 3963
3963 = 3 x 1321
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 15673665 = 3 x 5 x 7 x 113 x 1321
Step 4: Therefore, the least common multiple of 3955 and 3963 is 15673665.