Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 677 and 684 the smallest integer that is 463068 that is divisible by both numbers.
Least Common Multiple (LCM) of 677 and 684 is 463068.
LCM(677,684) = 463068
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 677 and 684. First we will calculate the prime factors of 677 and 684.
Prime Factorization of 677
677 | 677 |
1 |
Prime factors of 677 are 677. Prime factorization of 677 in exponential form is:
677 = 6771
Prime Factorization of 684
2 | 684 |
2 | 342 |
3 | 171 |
3 | 57 |
19 | 19 |
1 |
Prime factors of 684 are 2, 3,19. Prime factorization of 684 in exponential form is:
684 = 22×32×191
Now multiplying the highest exponent prime factors to calculate the LCM of 677 and 684.
LCM(677,684) = 22×32×191×6771
LCM(677,684) = 463068
Factors of 677
List of positive integer factors of 677 that divides 677 without a remainder.
1, 677
Factors of 684
List of positive integer factors of 684 that divides 684 without a remainder.
1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 677 and 684, than apply into the LCM equation.
GCF(677,684) = 1
LCM(677,684) = ( 677 × 684) / 1
LCM(677,684) = 463068 / 1
LCM(677,684) = 463068
(i) The LCM of 684 and 677 is associative
LCM of 677 and 684 = LCM of 684 and 677
1. What is the LCM of 677 and 684?
Answer: LCM of 677 and 684 is 463068.
2. What are the Factors of 677?
Answer: Factors of 677 are 1, 677. There are 2 integers that are factors of 677. The greatest factor of 677 is 677.
3. What are the Factors of 684?
Answer: Factors of 684 are 1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684. There are 18 integers that are factors of 684. The greatest factor of 684 is 684.
4. How to Find the LCM of 677 and 684?
Answer:
Least Common Multiple of 677 and 684 = 463068
Step 1: Find the prime factorization of 677
677 = 677
Step 2: Find the prime factorization of 684
684 = 2 x 2 x 3 x 3 x 19
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 463068 = 2 x 2 x 3 x 3 x 19 x 677
Step 4: Therefore, the least common multiple of 677 and 684 is 463068.