Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 3085 and 3090 the smallest integer that is 1906530 that is divisible by both numbers.
Least Common Multiple (LCM) of 3085 and 3090 is 1906530.
LCM(3085,3090) = 1906530
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 3085 and 3090. First we will calculate the prime factors of 3085 and 3090.
Prime Factorization of 3085
5 | 3085 |
617 | 617 |
1 |
Prime factors of 3085 are 5,617. Prime factorization of 3085 in exponential form is:
3085 = 51×6171
Prime Factorization of 3090
2 | 3090 |
3 | 1545 |
5 | 515 |
103 | 103 |
1 |
Prime factors of 3090 are 2, 3, 5,103. Prime factorization of 3090 in exponential form is:
3090 = 21×31×51×1031
Now multiplying the highest exponent prime factors to calculate the LCM of 3085 and 3090.
LCM(3085,3090) = 21×31×51×1031×6171
LCM(3085,3090) = 1906530
Factors of 3085
List of positive integer factors of 3085 that divides 3085 without a remainder.
1, 5, 617, 3085
Factors of 3090
List of positive integer factors of 3090 that divides 3090 without a remainder.
1, 2, 3, 5, 6, 10, 15, 30, 103, 206, 309, 515, 618, 1030, 1545, 3090
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3085 and 3090, than apply into the LCM equation.
GCF(3085,3090) = 5
LCM(3085,3090) = ( 3085 × 3090) / 5
LCM(3085,3090) = 9532650 / 5
LCM(3085,3090) = 1906530
(i) The LCM of 3090 and 3085 is associative
LCM of 3085 and 3090 = LCM of 3090 and 3085
1. What is the LCM of 3085 and 3090?
Answer: LCM of 3085 and 3090 is 1906530.
2. What are the Factors of 3085?
Answer: Factors of 3085 are 1, 5, 617, 3085. There are 4 integers that are factors of 3085. The greatest factor of 3085 is 3085.
3. What are the Factors of 3090?
Answer: Factors of 3090 are 1, 2, 3, 5, 6, 10, 15, 30, 103, 206, 309, 515, 618, 1030, 1545, 3090. There are 16 integers that are factors of 3090. The greatest factor of 3090 is 3090.
4. How to Find the LCM of 3085 and 3090?
Answer:
Least Common Multiple of 3085 and 3090 = 1906530
Step 1: Find the prime factorization of 3085
3085 = 5 x 617
Step 2: Find the prime factorization of 3090
3090 = 2 x 3 x 5 x 103
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 1906530 = 2 x 3 x 5 x 103 x 617
Step 4: Therefore, the least common multiple of 3085 and 3090 is 1906530.