Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 3680 and 3682 the smallest integer that is 6774880 that is divisible by both numbers.
Least Common Multiple (LCM) of 3680 and 3682 is 6774880.
LCM(3680,3682) = 6774880
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 3680 and 3682. First we will calculate the prime factors of 3680 and 3682.
Prime Factorization of 3680
2 | 3680 |
2 | 1840 |
2 | 920 |
2 | 460 |
2 | 230 |
5 | 115 |
23 | 23 |
1 |
Prime factors of 3680 are 2, 5,23. Prime factorization of 3680 in exponential form is:
3680 = 25×51×231
Prime Factorization of 3682
2 | 3682 |
7 | 1841 |
263 | 263 |
1 |
Prime factors of 3682 are 2, 7,263. Prime factorization of 3682 in exponential form is:
3682 = 21×71×2631
Now multiplying the highest exponent prime factors to calculate the LCM of 3680 and 3682.
LCM(3680,3682) = 25×51×71×231×2631
LCM(3680,3682) = 6774880
Factors of 3680
List of positive integer factors of 3680 that divides 3680 without a remainder.
1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 460, 736, 920, 1840, 3680
Factors of 3682
List of positive integer factors of 3682 that divides 3682 without a remainder.
1, 2, 7, 14, 263, 526, 1841, 3682
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3680 and 3682, than apply into the LCM equation.
GCF(3680,3682) = 2
LCM(3680,3682) = ( 3680 × 3682) / 2
LCM(3680,3682) = 13549760 / 2
LCM(3680,3682) = 6774880
(i) The LCM of 3682 and 3680 is associative
LCM of 3680 and 3682 = LCM of 3682 and 3680
1. What is the LCM of 3680 and 3682?
Answer: LCM of 3680 and 3682 is 6774880.
2. What are the Factors of 3680?
Answer: Factors of 3680 are 1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 460, 736, 920, 1840, 3680. There are 24 integers that are factors of 3680. The greatest factor of 3680 is 3680.
3. What are the Factors of 3682?
Answer: Factors of 3682 are 1, 2, 7, 14, 263, 526, 1841, 3682. There are 8 integers that are factors of 3682. The greatest factor of 3682 is 3682.
4. How to Find the LCM of 3680 and 3682?
Answer:
Least Common Multiple of 3680 and 3682 = 6774880
Step 1: Find the prime factorization of 3680
3680 = 2 x 2 x 2 x 2 x 2 x 5 x 23
Step 2: Find the prime factorization of 3682
3682 = 2 x 7 x 263
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 6774880 = 2 x 2 x 2 x 2 x 2 x 5 x 7 x 23 x 263
Step 4: Therefore, the least common multiple of 3680 and 3682 is 6774880.