Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 672 and 677 the smallest integer that is 454944 that is divisible by both numbers.
Least Common Multiple (LCM) of 672 and 677 is 454944.
LCM(672,677) = 454944
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 672 and 677. First we will calculate the prime factors of 672 and 677.
Prime Factorization of 672
2 | 672 |
2 | 336 |
2 | 168 |
2 | 84 |
2 | 42 |
3 | 21 |
7 | 7 |
1 |
Prime factors of 672 are 2, 3,7. Prime factorization of 672 in exponential form is:
672 = 25×31×71
Prime Factorization of 677
677 | 677 |
1 |
Prime factors of 677 are 677. Prime factorization of 677 in exponential form is:
677 = 6771
Now multiplying the highest exponent prime factors to calculate the LCM of 672 and 677.
LCM(672,677) = 25×31×71×6771
LCM(672,677) = 454944
Factors of 672
List of positive integer factors of 672 that divides 672 without a remainder.
1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672
Factors of 677
List of positive integer factors of 677 that divides 677 without a remainder.
1, 677
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 672 and 677, than apply into the LCM equation.
GCF(672,677) = 1
LCM(672,677) = ( 672 × 677) / 1
LCM(672,677) = 454944 / 1
LCM(672,677) = 454944
(i) The LCM of 677 and 672 is associative
LCM of 672 and 677 = LCM of 677 and 672
1. What is the LCM of 672 and 677?
Answer: LCM of 672 and 677 is 454944.
2. What are the Factors of 672?
Answer: Factors of 672 are 1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672. There are 24 integers that are factors of 672. The greatest factor of 672 is 672.
3. 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.
4. How to Find the LCM of 672 and 677?
Answer:
Least Common Multiple of 672 and 677 = 454944
Step 1: Find the prime factorization of 672
672 = 2 x 2 x 2 x 2 x 2 x 3 x 7
Step 2: Find the prime factorization of 677
677 = 677
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 454944 = 2 x 2 x 2 x 2 x 2 x 3 x 7 x 677
Step 4: Therefore, the least common multiple of 672 and 677 is 454944.