Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 219 and 224 the smallest integer that is 49056 that is divisible by both numbers.
Least Common Multiple (LCM) of 219 and 224 is 49056.
LCM(219,224) = 49056
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 219 and 224. First we will calculate the prime factors of 219 and 224.
Prime Factorization of 219
3 | 219 |
73 | 73 |
1 |
Prime factors of 219 are 3,73. Prime factorization of 219 in exponential form is:
219 = 31×731
Prime Factorization of 224
2 | 224 |
2 | 112 |
2 | 56 |
2 | 28 |
2 | 14 |
7 | 7 |
1 |
Prime factors of 224 are 2,7. Prime factorization of 224 in exponential form is:
224 = 25×71
Now multiplying the highest exponent prime factors to calculate the LCM of 219 and 224.
LCM(219,224) = 25×31×71×731
LCM(219,224) = 49056
Factors of 219
List of positive integer factors of 219 that divides 219 without a remainder.
1, 3, 73, 219
Factors of 224
List of positive integer factors of 224 that divides 224 without a remainder.
1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 219 and 224, than apply into the LCM equation.
GCF(219,224) = 1
LCM(219,224) = ( 219 × 224) / 1
LCM(219,224) = 49056 / 1
LCM(219,224) = 49056
(i) The LCM of 224 and 219 is associative
LCM of 219 and 224 = LCM of 224 and 219
1. What is the LCM of 219 and 224?
Answer: LCM of 219 and 224 is 49056.
2. What are the Factors of 219?
Answer: Factors of 219 are 1, 3, 73, 219. There are 4 integers that are factors of 219. The greatest factor of 219 is 219.
3. What are the Factors of 224?
Answer: Factors of 224 are 1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224. There are 12 integers that are factors of 224. The greatest factor of 224 is 224.
4. How to Find the LCM of 219 and 224?
Answer:
Least Common Multiple of 219 and 224 = 49056
Step 1: Find the prime factorization of 219
219 = 3 x 73
Step 2: Find the prime factorization of 224
224 = 2 x 2 x 2 x 2 x 2 x 7
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 49056 = 2 x 2 x 2 x 2 x 2 x 3 x 7 x 73
Step 4: Therefore, the least common multiple of 219 and 224 is 49056.