Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 7208 and 7212 the smallest integer that is 12996024 that is divisible by both numbers.
Least Common Multiple (LCM) of 7208 and 7212 is 12996024.
LCM(7208,7212) = 12996024
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 7208 and 7212. First we will calculate the prime factors of 7208 and 7212.
Prime Factorization of 7208
2 | 7208 |
2 | 3604 |
2 | 1802 |
17 | 901 |
53 | 53 |
1 |
Prime factors of 7208 are 2, 17,53. Prime factorization of 7208 in exponential form is:
7208 = 23×171×531
Prime Factorization of 7212
2 | 7212 |
2 | 3606 |
3 | 1803 |
601 | 601 |
1 |
Prime factors of 7212 are 2, 3,601. Prime factorization of 7212 in exponential form is:
7212 = 22×31×6011
Now multiplying the highest exponent prime factors to calculate the LCM of 7208 and 7212.
LCM(7208,7212) = 23×31×171×531×6011
LCM(7208,7212) = 12996024
Factors of 7208
List of positive integer factors of 7208 that divides 7208 without a remainder.
1, 2, 4, 8, 17, 34, 53, 68, 106, 136, 212, 424, 901, 1802, 3604, 7208
Factors of 7212
List of positive integer factors of 7212 that divides 7212 without a remainder.
1, 2, 3, 4, 6, 12, 601, 1202, 1803, 2404, 3606, 7212
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7208 and 7212, than apply into the LCM equation.
GCF(7208,7212) = 4
LCM(7208,7212) = ( 7208 × 7212) / 4
LCM(7208,7212) = 51984096 / 4
LCM(7208,7212) = 12996024
(i) The LCM of 7212 and 7208 is associative
LCM of 7208 and 7212 = LCM of 7212 and 7208
1. What is the LCM of 7208 and 7212?
Answer: LCM of 7208 and 7212 is 12996024.
2. What are the Factors of 7208?
Answer: Factors of 7208 are 1, 2, 4, 8, 17, 34, 53, 68, 106, 136, 212, 424, 901, 1802, 3604, 7208. There are 16 integers that are factors of 7208. The greatest factor of 7208 is 7208.
3. What are the Factors of 7212?
Answer: Factors of 7212 are 1, 2, 3, 4, 6, 12, 601, 1202, 1803, 2404, 3606, 7212. There are 12 integers that are factors of 7212. The greatest factor of 7212 is 7212.
4. How to Find the LCM of 7208 and 7212?
Answer:
Least Common Multiple of 7208 and 7212 = 12996024
Step 1: Find the prime factorization of 7208
7208 = 2 x 2 x 2 x 17 x 53
Step 2: Find the prime factorization of 7212
7212 = 2 x 2 x 3 x 601
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 12996024 = 2 x 2 x 2 x 3 x 17 x 53 x 601
Step 4: Therefore, the least common multiple of 7208 and 7212 is 12996024.