Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 1176 and 1178 the smallest integer that is 692664 that is divisible by both numbers.
Least Common Multiple (LCM) of 1176 and 1178 is 692664.
LCM(1176,1178) = 692664
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 1176 and 1178. First we will calculate the prime factors of 1176 and 1178.
Prime Factorization of 1176
2 | 1176 |
2 | 588 |
2 | 294 |
3 | 147 |
7 | 49 |
7 | 7 |
1 |
Prime factors of 1176 are 2, 3,7. Prime factorization of 1176 in exponential form is:
1176 = 23×31×72
Prime Factorization of 1178
2 | 1178 |
19 | 589 |
31 | 31 |
1 |
Prime factors of 1178 are 2, 19,31. Prime factorization of 1178 in exponential form is:
1178 = 21×191×311
Now multiplying the highest exponent prime factors to calculate the LCM of 1176 and 1178.
LCM(1176,1178) = 23×31×72×191×311
LCM(1176,1178) = 692664
Factors of 1176
List of positive integer factors of 1176 that divides 1176 without a remainder.
1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 392, 588, 1176
Factors of 1178
List of positive integer factors of 1178 that divides 1178 without a remainder.
1, 2, 19, 31, 38, 62, 589, 1178
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1176 and 1178, than apply into the LCM equation.
GCF(1176,1178) = 2
LCM(1176,1178) = ( 1176 × 1178) / 2
LCM(1176,1178) = 1385328 / 2
LCM(1176,1178) = 692664
(i) The LCM of 1178 and 1176 is associative
LCM of 1176 and 1178 = LCM of 1178 and 1176
1. What is the LCM of 1176 and 1178?
Answer: LCM of 1176 and 1178 is 692664.
2. What are the Factors of 1176?
Answer: Factors of 1176 are 1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 392, 588, 1176. There are 24 integers that are factors of 1176. The greatest factor of 1176 is 1176.
3. What are the Factors of 1178?
Answer: Factors of 1178 are 1, 2, 19, 31, 38, 62, 589, 1178. There are 8 integers that are factors of 1178. The greatest factor of 1178 is 1178.
4. How to Find the LCM of 1176 and 1178?
Answer:
Least Common Multiple of 1176 and 1178 = 692664
Step 1: Find the prime factorization of 1176
1176 = 2 x 2 x 2 x 3 x 7 x 7
Step 2: Find the prime factorization of 1178
1178 = 2 x 19 x 31
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 692664 = 2 x 2 x 2 x 3 x 7 x 7 x 19 x 31
Step 4: Therefore, the least common multiple of 1176 and 1178 is 692664.