Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 4208 and 4215 the smallest integer that is 17736720 that is divisible by both numbers.
Least Common Multiple (LCM) of 4208 and 4215 is 17736720.
LCM(4208,4215) = 17736720
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 4208 and 4215. First we will calculate the prime factors of 4208 and 4215.
Prime Factorization of 4208
2 | 4208 |
2 | 2104 |
2 | 1052 |
2 | 526 |
263 | 263 |
1 |
Prime factors of 4208 are 2,263. Prime factorization of 4208 in exponential form is:
4208 = 24×2631
Prime Factorization of 4215
3 | 4215 |
5 | 1405 |
281 | 281 |
1 |
Prime factors of 4215 are 3, 5,281. Prime factorization of 4215 in exponential form is:
4215 = 31×51×2811
Now multiplying the highest exponent prime factors to calculate the LCM of 4208 and 4215.
LCM(4208,4215) = 24×31×51×2631×2811
LCM(4208,4215) = 17736720
Factors of 4208
List of positive integer factors of 4208 that divides 4208 without a remainder.
1, 2, 4, 8, 16, 263, 526, 1052, 2104, 4208
Factors of 4215
List of positive integer factors of 4215 that divides 4215 without a remainder.
1, 3, 5, 15, 281, 843, 1405, 4215
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4208 and 4215, than apply into the LCM equation.
GCF(4208,4215) = 1
LCM(4208,4215) = ( 4208 × 4215) / 1
LCM(4208,4215) = 17736720 / 1
LCM(4208,4215) = 17736720
(i) The LCM of 4215 and 4208 is associative
LCM of 4208 and 4215 = LCM of 4215 and 4208
1. What is the LCM of 4208 and 4215?
Answer: LCM of 4208 and 4215 is 17736720.
2. What are the Factors of 4208?
Answer: Factors of 4208 are 1, 2, 4, 8, 16, 263, 526, 1052, 2104, 4208. There are 10 integers that are factors of 4208. The greatest factor of 4208 is 4208.
3. What are the Factors of 4215?
Answer: Factors of 4215 are 1, 3, 5, 15, 281, 843, 1405, 4215. There are 8 integers that are factors of 4215. The greatest factor of 4215 is 4215.
4. How to Find the LCM of 4208 and 4215?
Answer:
Least Common Multiple of 4208 and 4215 = 17736720
Step 1: Find the prime factorization of 4208
4208 = 2 x 2 x 2 x 2 x 263
Step 2: Find the prime factorization of 4215
4215 = 3 x 5 x 281
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 17736720 = 2 x 2 x 2 x 2 x 3 x 5 x 263 x 281
Step 4: Therefore, the least common multiple of 4208 and 4215 is 17736720.