Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 762 and 768 the smallest integer that is 97536 that is divisible by both numbers.
Least Common Multiple (LCM) of 762 and 768 is 97536.
LCM(762,768) = 97536
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 762 and 768. First we will calculate the prime factors of 762 and 768.
Prime Factorization of 762
2 | 762 |
3 | 381 |
127 | 127 |
1 |
Prime factors of 762 are 2, 3,127. Prime factorization of 762 in exponential form is:
762 = 21×31×1271
Prime Factorization of 768
2 | 768 |
2 | 384 |
2 | 192 |
2 | 96 |
2 | 48 |
2 | 24 |
2 | 12 |
2 | 6 |
3 | 3 |
1 |
Prime factors of 768 are 2,3. Prime factorization of 768 in exponential form is:
768 = 28×31
Now multiplying the highest exponent prime factors to calculate the LCM of 762 and 768.
LCM(762,768) = 28×31×1271
LCM(762,768) = 97536
Factors of 762
List of positive integer factors of 762 that divides 762 without a remainder.
1, 2, 3, 6, 127, 254, 381, 762
Factors of 768
List of positive integer factors of 768 that divides 768 without a remainder.
1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 768
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 762 and 768, than apply into the LCM equation.
GCF(762,768) = 6
LCM(762,768) = ( 762 × 768) / 6
LCM(762,768) = 585216 / 6
LCM(762,768) = 97536
(i) The LCM of 768 and 762 is associative
LCM of 762 and 768 = LCM of 768 and 762
1. What is the LCM of 762 and 768?
Answer: LCM of 762 and 768 is 97536.
2. What are the Factors of 762?
Answer: Factors of 762 are 1, 2, 3, 6, 127, 254, 381, 762. There are 8 integers that are factors of 762. The greatest factor of 762 is 762.
3. What are the Factors of 768?
Answer: Factors of 768 are 1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 768. There are 18 integers that are factors of 768. The greatest factor of 768 is 768.
4. How to Find the LCM of 762 and 768?
Answer:
Least Common Multiple of 762 and 768 = 97536
Step 1: Find the prime factorization of 762
762 = 2 x 3 x 127
Step 2: Find the prime factorization of 768
768 = 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 3
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 97536 = 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 3 x 127
Step 4: Therefore, the least common multiple of 762 and 768 is 97536.