Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 7712 and 7718 the smallest integer that is 29760608 that is divisible by both numbers.
Least Common Multiple (LCM) of 7712 and 7718 is 29760608.
LCM(7712,7718) = 29760608
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 7712 and 7718. First we will calculate the prime factors of 7712 and 7718.
Prime Factorization of 7712
2 | 7712 |
2 | 3856 |
2 | 1928 |
2 | 964 |
2 | 482 |
241 | 241 |
1 |
Prime factors of 7712 are 2,241. Prime factorization of 7712 in exponential form is:
7712 = 25×2411
Prime Factorization of 7718
2 | 7718 |
17 | 3859 |
227 | 227 |
1 |
Prime factors of 7718 are 2, 17,227. Prime factorization of 7718 in exponential form is:
7718 = 21×171×2271
Now multiplying the highest exponent prime factors to calculate the LCM of 7712 and 7718.
LCM(7712,7718) = 25×171×2271×2411
LCM(7712,7718) = 29760608
Factors of 7712
List of positive integer factors of 7712 that divides 7712 without a remainder.
1, 2, 4, 8, 16, 32, 241, 482, 964, 1928, 3856, 7712
Factors of 7718
List of positive integer factors of 7718 that divides 7718 without a remainder.
1, 2, 17, 34, 227, 454, 3859, 7718
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7712 and 7718, than apply into the LCM equation.
GCF(7712,7718) = 2
LCM(7712,7718) = ( 7712 × 7718) / 2
LCM(7712,7718) = 59521216 / 2
LCM(7712,7718) = 29760608
(i) The LCM of 7718 and 7712 is associative
LCM of 7712 and 7718 = LCM of 7718 and 7712
1. What is the LCM of 7712 and 7718?
Answer: LCM of 7712 and 7718 is 29760608.
2. What are the Factors of 7712?
Answer: Factors of 7712 are 1, 2, 4, 8, 16, 32, 241, 482, 964, 1928, 3856, 7712. There are 12 integers that are factors of 7712. The greatest factor of 7712 is 7712.
3. What are the Factors of 7718?
Answer: Factors of 7718 are 1, 2, 17, 34, 227, 454, 3859, 7718. There are 8 integers that are factors of 7718. The greatest factor of 7718 is 7718.
4. How to Find the LCM of 7712 and 7718?
Answer:
Least Common Multiple of 7712 and 7718 = 29760608
Step 1: Find the prime factorization of 7712
7712 = 2 x 2 x 2 x 2 x 2 x 241
Step 2: Find the prime factorization of 7718
7718 = 2 x 17 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 = 29760608 = 2 x 2 x 2 x 2 x 2 x 17 x 227 x 241
Step 4: Therefore, the least common multiple of 7712 and 7718 is 29760608.