Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 673 and 681 the smallest integer that is 458313 that is divisible by both numbers.
Least Common Multiple (LCM) of 673 and 681 is 458313.
LCM(673,681) = 458313
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 673 and 681. First we will calculate the prime factors of 673 and 681.
Prime Factorization of 673
673 | 673 |
1 |
Prime factors of 673 are 673. Prime factorization of 673 in exponential form is:
673 = 6731
Prime Factorization of 681
3 | 681 |
227 | 227 |
1 |
Prime factors of 681 are 3,227. Prime factorization of 681 in exponential form is:
681 = 31×2271
Now multiplying the highest exponent prime factors to calculate the LCM of 673 and 681.
LCM(673,681) = 31×2271×6731
LCM(673,681) = 458313
Factors of 673
List of positive integer factors of 673 that divides 673 without a remainder.
1, 673
Factors of 681
List of positive integer factors of 681 that divides 681 without a remainder.
1, 3, 227, 681
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 673 and 681, than apply into the LCM equation.
GCF(673,681) = 1
LCM(673,681) = ( 673 × 681) / 1
LCM(673,681) = 458313 / 1
LCM(673,681) = 458313
(i) The LCM of 681 and 673 is associative
LCM of 673 and 681 = LCM of 681 and 673
1. What is the LCM of 673 and 681?
Answer: LCM of 673 and 681 is 458313.
2. What are the Factors of 673?
Answer: Factors of 673 are 1, 673. There are 2 integers that are factors of 673. The greatest factor of 673 is 673.
3. What are the Factors of 681?
Answer: Factors of 681 are 1, 3, 227, 681. There are 4 integers that are factors of 681. The greatest factor of 681 is 681.
4. How to Find the LCM of 673 and 681?
Answer:
Least Common Multiple of 673 and 681 = 458313
Step 1: Find the prime factorization of 673
673 = 673
Step 2: Find the prime factorization of 681
681 = 3 x 227
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 458313 = 3 x 227 x 673
Step 4: Therefore, the least common multiple of 673 and 681 is 458313.