Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 1944 and 1950 the smallest integer that is 631800 that is divisible by both numbers.
Least Common Multiple (LCM) of 1944 and 1950 is 631800.
LCM(1944,1950) = 631800
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 1944 and 1950. First we will calculate the prime factors of 1944 and 1950.
Prime Factorization of 1944
2 | 1944 |
2 | 972 |
2 | 486 |
3 | 243 |
3 | 81 |
3 | 27 |
3 | 9 |
3 | 3 |
1 |
Prime factors of 1944 are 2,3. Prime factorization of 1944 in exponential form is:
1944 = 23×35
Prime Factorization of 1950
2 | 1950 |
3 | 975 |
5 | 325 |
5 | 65 |
13 | 13 |
1 |
Prime factors of 1950 are 2, 3, 5,13. Prime factorization of 1950 in exponential form is:
1950 = 21×31×52×131
Now multiplying the highest exponent prime factors to calculate the LCM of 1944 and 1950.
LCM(1944,1950) = 23×35×52×131
LCM(1944,1950) = 631800
Factors of 1944
List of positive integer factors of 1944 that divides 1944 without a remainder.
1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 972, 1944
Factors of 1950
List of positive integer factors of 1950 that divides 1950 without a remainder.
1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1944 and 1950, than apply into the LCM equation.
GCF(1944,1950) = 6
LCM(1944,1950) = ( 1944 × 1950) / 6
LCM(1944,1950) = 3790800 / 6
LCM(1944,1950) = 631800
(i) The LCM of 1950 and 1944 is associative
LCM of 1944 and 1950 = LCM of 1950 and 1944
1. What is the LCM of 1944 and 1950?
Answer: LCM of 1944 and 1950 is 631800.
2. What are the Factors of 1944?
Answer: Factors of 1944 are 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 972, 1944. There are 24 integers that are factors of 1944. The greatest factor of 1944 is 1944.
3. What are the Factors of 1950?
Answer: Factors of 1950 are 1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950. There are 24 integers that are factors of 1950. The greatest factor of 1950 is 1950.
4. How to Find the LCM of 1944 and 1950?
Answer:
Least Common Multiple of 1944 and 1950 = 631800
Step 1: Find the prime factorization of 1944
1944 = 2 x 2 x 2 x 3 x 3 x 3 x 3 x 3
Step 2: Find the prime factorization of 1950
1950 = 2 x 3 x 5 x 5 x 13
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 631800 = 2 x 2 x 2 x 3 x 3 x 3 x 3 x 3 x 5 x 5 x 13
Step 4: Therefore, the least common multiple of 1944 and 1950 is 631800.