Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 8213 and 8218 the smallest integer that is 67494434 that is divisible by both numbers.
Least Common Multiple (LCM) of 8213 and 8218 is 67494434.
LCM(8213,8218) = 67494434
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 8213 and 8218. First we will calculate the prime factors of 8213 and 8218.
Prime Factorization of 8213
43 | 8213 |
191 | 191 |
1 |
Prime factors of 8213 are 43,191. Prime factorization of 8213 in exponential form is:
8213 = 431×1911
Prime Factorization of 8218
2 | 8218 |
7 | 4109 |
587 | 587 |
1 |
Prime factors of 8218 are 2, 7,587. Prime factorization of 8218 in exponential form is:
8218 = 21×71×5871
Now multiplying the highest exponent prime factors to calculate the LCM of 8213 and 8218.
LCM(8213,8218) = 21×71×431×1911×5871
LCM(8213,8218) = 67494434
Factors of 8213
List of positive integer factors of 8213 that divides 8213 without a remainder.
1, 43, 191, 8213
Factors of 8218
List of positive integer factors of 8218 that divides 8218 without a remainder.
1, 2, 7, 14, 587, 1174, 4109, 8218
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8213 and 8218, than apply into the LCM equation.
GCF(8213,8218) = 1
LCM(8213,8218) = ( 8213 × 8218) / 1
LCM(8213,8218) = 67494434 / 1
LCM(8213,8218) = 67494434
(i) The LCM of 8218 and 8213 is associative
LCM of 8213 and 8218 = LCM of 8218 and 8213
1. What is the LCM of 8213 and 8218?
Answer: LCM of 8213 and 8218 is 67494434.
2. What are the Factors of 8213?
Answer: Factors of 8213 are 1, 43, 191, 8213. There are 4 integers that are factors of 8213. The greatest factor of 8213 is 8213.
3. What are the Factors of 8218?
Answer: Factors of 8218 are 1, 2, 7, 14, 587, 1174, 4109, 8218. There are 8 integers that are factors of 8218. The greatest factor of 8218 is 8218.
4. How to Find the LCM of 8213 and 8218?
Answer:
Least Common Multiple of 8213 and 8218 = 67494434
Step 1: Find the prime factorization of 8213
8213 = 43 x 191
Step 2: Find the prime factorization of 8218
8218 = 2 x 7 x 587
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 67494434 = 2 x 7 x 43 x 191 x 587
Step 4: Therefore, the least common multiple of 8213 and 8218 is 67494434.