Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 669 and 675 the smallest integer that is 150525 that is divisible by both numbers.
Least Common Multiple (LCM) of 669 and 675 is 150525.
LCM(669,675) = 150525
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 669 and 675. First we will calculate the prime factors of 669 and 675.
Prime Factorization of 669
3 | 669 |
223 | 223 |
1 |
Prime factors of 669 are 3,223. Prime factorization of 669 in exponential form is:
669 = 31×2231
Prime Factorization of 675
3 | 675 |
3 | 225 |
3 | 75 |
5 | 25 |
5 | 5 |
1 |
Prime factors of 675 are 3,5. Prime factorization of 675 in exponential form is:
675 = 33×52
Now multiplying the highest exponent prime factors to calculate the LCM of 669 and 675.
LCM(669,675) = 33×52×2231
LCM(669,675) = 150525
Factors of 669
List of positive integer factors of 669 that divides 669 without a remainder.
1, 3, 223, 669
Factors of 675
List of positive integer factors of 675 that divides 675 without a remainder.
1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 669 and 675, than apply into the LCM equation.
GCF(669,675) = 3
LCM(669,675) = ( 669 × 675) / 3
LCM(669,675) = 451575 / 3
LCM(669,675) = 150525
(i) The LCM of 675 and 669 is associative
LCM of 669 and 675 = LCM of 675 and 669
1. What is the LCM of 669 and 675?
Answer: LCM of 669 and 675 is 150525.
2. What are the Factors of 669?
Answer: Factors of 669 are 1, 3, 223, 669. There are 4 integers that are factors of 669. The greatest factor of 669 is 669.
3. What are the Factors of 675?
Answer: Factors of 675 are 1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675. There are 12 integers that are factors of 675. The greatest factor of 675 is 675.
4. How to Find the LCM of 669 and 675?
Answer:
Least Common Multiple of 669 and 675 = 150525
Step 1: Find the prime factorization of 669
669 = 3 x 223
Step 2: Find the prime factorization of 675
675 = 3 x 3 x 3 x 5 x 5
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 150525 = 3 x 3 x 3 x 5 x 5 x 223
Step 4: Therefore, the least common multiple of 669 and 675 is 150525.