Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 441 and 444 the smallest integer that is 65268 that is divisible by both numbers.
Least Common Multiple (LCM) of 441 and 444 is 65268.
LCM(441,444) = 65268
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 441 and 444. First we will calculate the prime factors of 441 and 444.
Prime Factorization of 441
3 | 441 |
3 | 147 |
7 | 49 |
7 | 7 |
1 |
Prime factors of 441 are 3,7. Prime factorization of 441 in exponential form is:
441 = 32×72
Prime Factorization of 444
2 | 444 |
2 | 222 |
3 | 111 |
37 | 37 |
1 |
Prime factors of 444 are 2, 3,37. Prime factorization of 444 in exponential form is:
444 = 22×31×371
Now multiplying the highest exponent prime factors to calculate the LCM of 441 and 444.
LCM(441,444) = 22×32×72×371
LCM(441,444) = 65268
Factors of 441
List of positive integer factors of 441 that divides 441 without a remainder.
1, 3, 7, 9, 21, 49, 63, 147, 441
Factors of 444
List of positive integer factors of 444 that divides 444 without a remainder.
1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 222, 444
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 441 and 444, than apply into the LCM equation.
GCF(441,444) = 3
LCM(441,444) = ( 441 × 444) / 3
LCM(441,444) = 195804 / 3
LCM(441,444) = 65268
(i) The LCM of 444 and 441 is associative
LCM of 441 and 444 = LCM of 444 and 441
1. What is the LCM of 441 and 444?
Answer: LCM of 441 and 444 is 65268.
2. What are the Factors of 441?
Answer: Factors of 441 are 1, 3, 7, 9, 21, 49, 63, 147, 441. There are 9 integers that are factors of 441. The greatest factor of 441 is 441.
3. What are the Factors of 444?
Answer: Factors of 444 are 1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 222, 444. There are 12 integers that are factors of 444. The greatest factor of 444 is 444.
4. How to Find the LCM of 441 and 444?
Answer:
Least Common Multiple of 441 and 444 = 65268
Step 1: Find the prime factorization of 441
441 = 3 x 3 x 7 x 7
Step 2: Find the prime factorization of 444
444 = 2 x 2 x 3 x 37
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 65268 = 2 x 2 x 3 x 3 x 7 x 7 x 37
Step 4: Therefore, the least common multiple of 441 and 444 is 65268.