Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 3122 and 3126 the smallest integer that is 4879686 that is divisible by both numbers.
Least Common Multiple (LCM) of 3122 and 3126 is 4879686.
LCM(3122,3126) = 4879686
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 3122 and 3126. First we will calculate the prime factors of 3122 and 3126.
Prime Factorization of 3122
2 | 3122 |
7 | 1561 |
223 | 223 |
1 |
Prime factors of 3122 are 2, 7,223. Prime factorization of 3122 in exponential form is:
3122 = 21×71×2231
Prime Factorization of 3126
2 | 3126 |
3 | 1563 |
521 | 521 |
1 |
Prime factors of 3126 are 2, 3,521. Prime factorization of 3126 in exponential form is:
3126 = 21×31×5211
Now multiplying the highest exponent prime factors to calculate the LCM of 3122 and 3126.
LCM(3122,3126) = 21×31×71×2231×5211
LCM(3122,3126) = 4879686
Factors of 3122
List of positive integer factors of 3122 that divides 3122 without a remainder.
1, 2, 7, 14, 223, 446, 1561, 3122
Factors of 3126
List of positive integer factors of 3126 that divides 3126 without a remainder.
1, 2, 3, 6, 521, 1042, 1563, 3126
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3122 and 3126, than apply into the LCM equation.
GCF(3122,3126) = 2
LCM(3122,3126) = ( 3122 × 3126) / 2
LCM(3122,3126) = 9759372 / 2
LCM(3122,3126) = 4879686
(i) The LCM of 3126 and 3122 is associative
LCM of 3122 and 3126 = LCM of 3126 and 3122
1. What is the LCM of 3122 and 3126?
Answer: LCM of 3122 and 3126 is 4879686.
2. What are the Factors of 3122?
Answer: Factors of 3122 are 1, 2, 7, 14, 223, 446, 1561, 3122. There are 8 integers that are factors of 3122. The greatest factor of 3122 is 3122.
3. What are the Factors of 3126?
Answer: Factors of 3126 are 1, 2, 3, 6, 521, 1042, 1563, 3126. There are 8 integers that are factors of 3126. The greatest factor of 3126 is 3126.
4. How to Find the LCM of 3122 and 3126?
Answer:
Least Common Multiple of 3122 and 3126 = 4879686
Step 1: Find the prime factorization of 3122
3122 = 2 x 7 x 223
Step 2: Find the prime factorization of 3126
3126 = 2 x 3 x 521
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 4879686 = 2 x 3 x 7 x 223 x 521
Step 4: Therefore, the least common multiple of 3122 and 3126 is 4879686.