Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 1662 and 1667 the smallest integer that is 2770554 that is divisible by both numbers.
Least Common Multiple (LCM) of 1662 and 1667 is 2770554.
LCM(1662,1667) = 2770554
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 1662 and 1667. First we will calculate the prime factors of 1662 and 1667.
Prime Factorization of 1662
2 | 1662 |
3 | 831 |
277 | 277 |
1 |
Prime factors of 1662 are 2, 3,277. Prime factorization of 1662 in exponential form is:
1662 = 21×31×2771
Prime Factorization of 1667
1667 | 1667 |
1 |
Prime factors of 1667 are 1667. Prime factorization of 1667 in exponential form is:
1667 = 16671
Now multiplying the highest exponent prime factors to calculate the LCM of 1662 and 1667.
LCM(1662,1667) = 21×31×2771×16671
LCM(1662,1667) = 2770554
Factors of 1662
List of positive integer factors of 1662 that divides 1662 without a remainder.
1, 2, 3, 6, 277, 554, 831, 1662
Factors of 1667
List of positive integer factors of 1667 that divides 1667 without a remainder.
1, 1667
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1662 and 1667, than apply into the LCM equation.
GCF(1662,1667) = 1
LCM(1662,1667) = ( 1662 × 1667) / 1
LCM(1662,1667) = 2770554 / 1
LCM(1662,1667) = 2770554
(i) The LCM of 1667 and 1662 is associative
LCM of 1662 and 1667 = LCM of 1667 and 1662
1. What is the LCM of 1662 and 1667?
Answer: LCM of 1662 and 1667 is 2770554.
2. What are the Factors of 1662?
Answer: Factors of 1662 are 1, 2, 3, 6, 277, 554, 831, 1662. There are 8 integers that are factors of 1662. The greatest factor of 1662 is 1662.
3. What are the Factors of 1667?
Answer: Factors of 1667 are 1, 1667. There are 2 integers that are factors of 1667. The greatest factor of 1667 is 1667.
4. How to Find the LCM of 1662 and 1667?
Answer:
Least Common Multiple of 1662 and 1667 = 2770554
Step 1: Find the prime factorization of 1662
1662 = 2 x 3 x 277
Step 2: Find the prime factorization of 1667
1667 = 1667
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 2770554 = 2 x 3 x 277 x 1667
Step 4: Therefore, the least common multiple of 1662 and 1667 is 2770554.