Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 3670 and 3678 the smallest integer that is 6749130 that is divisible by both numbers.
Least Common Multiple (LCM) of 3670 and 3678 is 6749130.
LCM(3670,3678) = 6749130
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 3670 and 3678. First we will calculate the prime factors of 3670 and 3678.
Prime Factorization of 3670
2 | 3670 |
5 | 1835 |
367 | 367 |
1 |
Prime factors of 3670 are 2, 5,367. Prime factorization of 3670 in exponential form is:
3670 = 21×51×3671
Prime Factorization of 3678
2 | 3678 |
3 | 1839 |
613 | 613 |
1 |
Prime factors of 3678 are 2, 3,613. Prime factorization of 3678 in exponential form is:
3678 = 21×31×6131
Now multiplying the highest exponent prime factors to calculate the LCM of 3670 and 3678.
LCM(3670,3678) = 21×31×51×3671×6131
LCM(3670,3678) = 6749130
Factors of 3670
List of positive integer factors of 3670 that divides 3670 without a remainder.
1, 2, 5, 10, 367, 734, 1835, 3670
Factors of 3678
List of positive integer factors of 3678 that divides 3678 without a remainder.
1, 2, 3, 6, 613, 1226, 1839, 3678
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3670 and 3678, than apply into the LCM equation.
GCF(3670,3678) = 2
LCM(3670,3678) = ( 3670 × 3678) / 2
LCM(3670,3678) = 13498260 / 2
LCM(3670,3678) = 6749130
(i) The LCM of 3678 and 3670 is associative
LCM of 3670 and 3678 = LCM of 3678 and 3670
1. What is the LCM of 3670 and 3678?
Answer: LCM of 3670 and 3678 is 6749130.
2. What are the Factors of 3670?
Answer: Factors of 3670 are 1, 2, 5, 10, 367, 734, 1835, 3670. There are 8 integers that are factors of 3670. The greatest factor of 3670 is 3670.
3. What are the Factors of 3678?
Answer: Factors of 3678 are 1, 2, 3, 6, 613, 1226, 1839, 3678. There are 8 integers that are factors of 3678. The greatest factor of 3678 is 3678.
4. How to Find the LCM of 3670 and 3678?
Answer:
Least Common Multiple of 3670 and 3678 = 6749130
Step 1: Find the prime factorization of 3670
3670 = 2 x 5 x 367
Step 2: Find the prime factorization of 3678
3678 = 2 x 3 x 613
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 6749130 = 2 x 3 x 5 x 367 x 613
Step 4: Therefore, the least common multiple of 3670 and 3678 is 6749130.