Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 2208 and 2216 the smallest integer that is 611616 that is divisible by both numbers.
Least Common Multiple (LCM) of 2208 and 2216 is 611616.
LCM(2208,2216) = 611616
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 2208 and 2216. First we will calculate the prime factors of 2208 and 2216.
Prime Factorization of 2208
2 | 2208 |
2 | 1104 |
2 | 552 |
2 | 276 |
2 | 138 |
3 | 69 |
23 | 23 |
1 |
Prime factors of 2208 are 2, 3,23. Prime factorization of 2208 in exponential form is:
2208 = 25×31×231
Prime Factorization of 2216
2 | 2216 |
2 | 1108 |
2 | 554 |
277 | 277 |
1 |
Prime factors of 2216 are 2,277. Prime factorization of 2216 in exponential form is:
2216 = 23×2771
Now multiplying the highest exponent prime factors to calculate the LCM of 2208 and 2216.
LCM(2208,2216) = 25×31×231×2771
LCM(2208,2216) = 611616
Factors of 2208
List of positive integer factors of 2208 that divides 2208 without a remainder.
1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 69, 92, 96, 138, 184, 276, 368, 552, 736, 1104, 2208
Factors of 2216
List of positive integer factors of 2216 that divides 2216 without a remainder.
1, 2, 4, 8, 277, 554, 1108, 2216
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2208 and 2216, than apply into the LCM equation.
GCF(2208,2216) = 8
LCM(2208,2216) = ( 2208 × 2216) / 8
LCM(2208,2216) = 4892928 / 8
LCM(2208,2216) = 611616
(i) The LCM of 2216 and 2208 is associative
LCM of 2208 and 2216 = LCM of 2216 and 2208
1. What is the LCM of 2208 and 2216?
Answer: LCM of 2208 and 2216 is 611616.
2. What are the Factors of 2208?
Answer: Factors of 2208 are 1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 69, 92, 96, 138, 184, 276, 368, 552, 736, 1104, 2208. There are 24 integers that are factors of 2208. The greatest factor of 2208 is 2208.
3. What are the Factors of 2216?
Answer: Factors of 2216 are 1, 2, 4, 8, 277, 554, 1108, 2216. There are 8 integers that are factors of 2216. The greatest factor of 2216 is 2216.
4. How to Find the LCM of 2208 and 2216?
Answer:
Least Common Multiple of 2208 and 2216 = 611616
Step 1: Find the prime factorization of 2208
2208 = 2 x 2 x 2 x 2 x 2 x 3 x 23
Step 2: Find the prime factorization of 2216
2216 = 2 x 2 x 2 x 277
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 611616 = 2 x 2 x 2 x 2 x 2 x 3 x 23 x 277
Step 4: Therefore, the least common multiple of 2208 and 2216 is 611616.