Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 3208 and 3215 the smallest integer that is 10313720 that is divisible by both numbers.
Least Common Multiple (LCM) of 3208 and 3215 is 10313720.
LCM(3208,3215) = 10313720
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 3208 and 3215. First we will calculate the prime factors of 3208 and 3215.
Prime Factorization of 3208
2 | 3208 |
2 | 1604 |
2 | 802 |
401 | 401 |
1 |
Prime factors of 3208 are 2,401. Prime factorization of 3208 in exponential form is:
3208 = 23×4011
Prime Factorization of 3215
5 | 3215 |
643 | 643 |
1 |
Prime factors of 3215 are 5,643. Prime factorization of 3215 in exponential form is:
3215 = 51×6431
Now multiplying the highest exponent prime factors to calculate the LCM of 3208 and 3215.
LCM(3208,3215) = 23×51×4011×6431
LCM(3208,3215) = 10313720
Factors of 3208
List of positive integer factors of 3208 that divides 3208 without a remainder.
1, 2, 4, 8, 401, 802, 1604, 3208
Factors of 3215
List of positive integer factors of 3215 that divides 3215 without a remainder.
1, 5, 643, 3215
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3208 and 3215, than apply into the LCM equation.
GCF(3208,3215) = 1
LCM(3208,3215) = ( 3208 × 3215) / 1
LCM(3208,3215) = 10313720 / 1
LCM(3208,3215) = 10313720
(i) The LCM of 3215 and 3208 is associative
LCM of 3208 and 3215 = LCM of 3215 and 3208
1. What is the LCM of 3208 and 3215?
Answer: LCM of 3208 and 3215 is 10313720.
2. What are the Factors of 3208?
Answer: Factors of 3208 are 1, 2, 4, 8, 401, 802, 1604, 3208. There are 8 integers that are factors of 3208. The greatest factor of 3208 is 3208.
3. What are the Factors of 3215?
Answer: Factors of 3215 are 1, 5, 643, 3215. There are 4 integers that are factors of 3215. The greatest factor of 3215 is 3215.
4. How to Find the LCM of 3208 and 3215?
Answer:
Least Common Multiple of 3208 and 3215 = 10313720
Step 1: Find the prime factorization of 3208
3208 = 2 x 2 x 2 x 401
Step 2: Find the prime factorization of 3215
3215 = 5 x 643
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 10313720 = 2 x 2 x 2 x 5 x 401 x 643
Step 4: Therefore, the least common multiple of 3208 and 3215 is 10313720.