Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 1930 and 1937 the smallest integer that is 3738410 that is divisible by both numbers.
Least Common Multiple (LCM) of 1930 and 1937 is 3738410.
LCM(1930,1937) = 3738410
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 1930 and 1937. First we will calculate the prime factors of 1930 and 1937.
Prime Factorization of 1930
2 | 1930 |
5 | 965 |
193 | 193 |
1 |
Prime factors of 1930 are 2, 5,193. Prime factorization of 1930 in exponential form is:
1930 = 21×51×1931
Prime Factorization of 1937
13 | 1937 |
149 | 149 |
1 |
Prime factors of 1937 are 13,149. Prime factorization of 1937 in exponential form is:
1937 = 131×1491
Now multiplying the highest exponent prime factors to calculate the LCM of 1930 and 1937.
LCM(1930,1937) = 21×51×131×1491×1931
LCM(1930,1937) = 3738410
Factors of 1930
List of positive integer factors of 1930 that divides 1930 without a remainder.
1, 2, 5, 10, 193, 386, 965, 1930
Factors of 1937
List of positive integer factors of 1937 that divides 1937 without a remainder.
1, 13, 149, 1937
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1930 and 1937, than apply into the LCM equation.
GCF(1930,1937) = 1
LCM(1930,1937) = ( 1930 × 1937) / 1
LCM(1930,1937) = 3738410 / 1
LCM(1930,1937) = 3738410
(i) The LCM of 1937 and 1930 is associative
LCM of 1930 and 1937 = LCM of 1937 and 1930
1. What is the LCM of 1930 and 1937?
Answer: LCM of 1930 and 1937 is 3738410.
2. What are the Factors of 1930?
Answer: Factors of 1930 are 1, 2, 5, 10, 193, 386, 965, 1930. There are 8 integers that are factors of 1930. The greatest factor of 1930 is 1930.
3. What are the Factors of 1937?
Answer: Factors of 1937 are 1, 13, 149, 1937. There are 4 integers that are factors of 1937. The greatest factor of 1937 is 1937.
4. How to Find the LCM of 1930 and 1937?
Answer:
Least Common Multiple of 1930 and 1937 = 3738410
Step 1: Find the prime factorization of 1930
1930 = 2 x 5 x 193
Step 2: Find the prime factorization of 1937
1937 = 13 x 149
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 3738410 = 2 x 5 x 13 x 149 x 193
Step 4: Therefore, the least common multiple of 1930 and 1937 is 3738410.