Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 1927 and 1931 the smallest integer that is 3721037 that is divisible by both numbers.
Least Common Multiple (LCM) of 1927 and 1931 is 3721037.
LCM(1927,1931) = 3721037
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 1927 and 1931. First we will calculate the prime factors of 1927 and 1931.
Prime Factorization of 1927
41 | 1927 |
47 | 47 |
1 |
Prime factors of 1927 are 41,47. Prime factorization of 1927 in exponential form is:
1927 = 411×471
Prime Factorization of 1931
1931 | 1931 |
1 |
Prime factors of 1931 are 1931. Prime factorization of 1931 in exponential form is:
1931 = 19311
Now multiplying the highest exponent prime factors to calculate the LCM of 1927 and 1931.
LCM(1927,1931) = 411×471×19311
LCM(1927,1931) = 3721037
Factors of 1927
List of positive integer factors of 1927 that divides 1927 without a remainder.
1, 41, 47, 1927
Factors of 1931
List of positive integer factors of 1931 that divides 1931 without a remainder.
1, 1931
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1927 and 1931, than apply into the LCM equation.
GCF(1927,1931) = 1
LCM(1927,1931) = ( 1927 × 1931) / 1
LCM(1927,1931) = 3721037 / 1
LCM(1927,1931) = 3721037
(i) The LCM of 1931 and 1927 is associative
LCM of 1927 and 1931 = LCM of 1931 and 1927
1. What is the LCM of 1927 and 1931?
Answer: LCM of 1927 and 1931 is 3721037.
2. What are the Factors of 1927?
Answer: Factors of 1927 are 1, 41, 47, 1927. There are 4 integers that are factors of 1927. The greatest factor of 1927 is 1927.
3. What are the Factors of 1931?
Answer: Factors of 1931 are 1, 1931. There are 2 integers that are factors of 1931. The greatest factor of 1931 is 1931.
4. How to Find the LCM of 1927 and 1931?
Answer:
Least Common Multiple of 1927 and 1931 = 3721037
Step 1: Find the prime factorization of 1927
1927 = 41 x 47
Step 2: Find the prime factorization of 1931
1931 = 1931
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 3721037 = 41 x 47 x 1931
Step 4: Therefore, the least common multiple of 1927 and 1931 is 3721037.