Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 212 and 217 the smallest integer that is 46004 that is divisible by both numbers.
Least Common Multiple (LCM) of 212 and 217 is 46004.
LCM(212,217) = 46004
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 212 and 217. First we will calculate the prime factors of 212 and 217.
Prime Factorization of 212
2 | 212 |
2 | 106 |
53 | 53 |
1 |
Prime factors of 212 are 2,53. Prime factorization of 212 in exponential form is:
212 = 22×531
Prime Factorization of 217
7 | 217 |
31 | 31 |
1 |
Prime factors of 217 are 7,31. Prime factorization of 217 in exponential form is:
217 = 71×311
Now multiplying the highest exponent prime factors to calculate the LCM of 212 and 217.
LCM(212,217) = 22×71×311×531
LCM(212,217) = 46004
Factors of 212
List of positive integer factors of 212 that divides 212 without a remainder.
1, 2, 4, 53, 106, 212
Factors of 217
List of positive integer factors of 217 that divides 217 without a remainder.
1, 7, 31, 217
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 212 and 217, than apply into the LCM equation.
GCF(212,217) = 1
LCM(212,217) = ( 212 × 217) / 1
LCM(212,217) = 46004 / 1
LCM(212,217) = 46004
(i) The LCM of 217 and 212 is associative
LCM of 212 and 217 = LCM of 217 and 212
1. What is the LCM of 212 and 217?
Answer: LCM of 212 and 217 is 46004.
2. What are the Factors of 212?
Answer: Factors of 212 are 1, 2, 4, 53, 106, 212. There are 6 integers that are factors of 212. The greatest factor of 212 is 212.
3. What are the Factors of 217?
Answer: Factors of 217 are 1, 7, 31, 217. There are 4 integers that are factors of 217. The greatest factor of 217 is 217.
4. How to Find the LCM of 212 and 217?
Answer:
Least Common Multiple of 212 and 217 = 46004
Step 1: Find the prime factorization of 212
212 = 2 x 2 x 53
Step 2: Find the prime factorization of 217
217 = 7 x 31
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 46004 = 2 x 2 x 7 x 31 x 53
Step 4: Therefore, the least common multiple of 212 and 217 is 46004.