Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 1121 and 1126 the smallest integer that is 1262246 that is divisible by both numbers.
Least Common Multiple (LCM) of 1121 and 1126 is 1262246.
LCM(1121,1126) = 1262246
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 1121 and 1126. First we will calculate the prime factors of 1121 and 1126.
Prime Factorization of 1121
19 | 1121 |
59 | 59 |
1 |
Prime factors of 1121 are 19,59. Prime factorization of 1121 in exponential form is:
1121 = 191×591
Prime Factorization of 1126
2 | 1126 |
563 | 563 |
1 |
Prime factors of 1126 are 2,563. Prime factorization of 1126 in exponential form is:
1126 = 21×5631
Now multiplying the highest exponent prime factors to calculate the LCM of 1121 and 1126.
LCM(1121,1126) = 21×191×591×5631
LCM(1121,1126) = 1262246
Factors of 1121
List of positive integer factors of 1121 that divides 1121 without a remainder.
1, 19, 59, 1121
Factors of 1126
List of positive integer factors of 1126 that divides 1126 without a remainder.
1, 2, 563, 1126
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1121 and 1126, than apply into the LCM equation.
GCF(1121,1126) = 1
LCM(1121,1126) = ( 1121 × 1126) / 1
LCM(1121,1126) = 1262246 / 1
LCM(1121,1126) = 1262246
(i) The LCM of 1126 and 1121 is associative
LCM of 1121 and 1126 = LCM of 1126 and 1121
1. What is the LCM of 1121 and 1126?
Answer: LCM of 1121 and 1126 is 1262246.
2. What are the Factors of 1121?
Answer: Factors of 1121 are 1, 19, 59, 1121. There are 4 integers that are factors of 1121. The greatest factor of 1121 is 1121.
3. What are the Factors of 1126?
Answer: Factors of 1126 are 1, 2, 563, 1126. There are 4 integers that are factors of 1126. The greatest factor of 1126 is 1126.
4. How to Find the LCM of 1121 and 1126?
Answer:
Least Common Multiple of 1121 and 1126 = 1262246
Step 1: Find the prime factorization of 1121
1121 = 19 x 59
Step 2: Find the prime factorization of 1126
1126 = 2 x 563
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 1262246 = 2 x 19 x 59 x 563
Step 4: Therefore, the least common multiple of 1121 and 1126 is 1262246.