Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 7758 and 7766 the smallest integer that is 30124314 that is divisible by both numbers.
Least Common Multiple (LCM) of 7758 and 7766 is 30124314.
LCM(7758,7766) = 30124314
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 7758 and 7766. First we will calculate the prime factors of 7758 and 7766.
Prime Factorization of 7758
2 | 7758 |
3 | 3879 |
3 | 1293 |
431 | 431 |
1 |
Prime factors of 7758 are 2, 3,431. Prime factorization of 7758 in exponential form is:
7758 = 21×32×4311
Prime Factorization of 7766
2 | 7766 |
11 | 3883 |
353 | 353 |
1 |
Prime factors of 7766 are 2, 11,353. Prime factorization of 7766 in exponential form is:
7766 = 21×111×3531
Now multiplying the highest exponent prime factors to calculate the LCM of 7758 and 7766.
LCM(7758,7766) = 21×32×111×3531×4311
LCM(7758,7766) = 30124314
Factors of 7758
List of positive integer factors of 7758 that divides 7758 without a remainder.
1, 2, 3, 6, 9, 18, 431, 862, 1293, 2586, 3879, 7758
Factors of 7766
List of positive integer factors of 7766 that divides 7766 without a remainder.
1, 2, 11, 22, 353, 706, 3883, 7766
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7758 and 7766, than apply into the LCM equation.
GCF(7758,7766) = 2
LCM(7758,7766) = ( 7758 × 7766) / 2
LCM(7758,7766) = 60248628 / 2
LCM(7758,7766) = 30124314
(i) The LCM of 7766 and 7758 is associative
LCM of 7758 and 7766 = LCM of 7766 and 7758
1. What is the LCM of 7758 and 7766?
Answer: LCM of 7758 and 7766 is 30124314.
2. What are the Factors of 7758?
Answer: Factors of 7758 are 1, 2, 3, 6, 9, 18, 431, 862, 1293, 2586, 3879, 7758. There are 12 integers that are factors of 7758. The greatest factor of 7758 is 7758.
3. What are the Factors of 7766?
Answer: Factors of 7766 are 1, 2, 11, 22, 353, 706, 3883, 7766. There are 8 integers that are factors of 7766. The greatest factor of 7766 is 7766.
4. How to Find the LCM of 7758 and 7766?
Answer:
Least Common Multiple of 7758 and 7766 = 30124314
Step 1: Find the prime factorization of 7758
7758 = 2 x 3 x 3 x 431
Step 2: Find the prime factorization of 7766
7766 = 2 x 11 x 353
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 30124314 = 2 x 3 x 3 x 11 x 353 x 431
Step 4: Therefore, the least common multiple of 7758 and 7766 is 30124314.