Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 311439 and 311445 the smallest integer that is 32332039785 that is divisible by both numbers.
Least Common Multiple (LCM) of 311439 and 311445 is 32332039785.
LCM(311439,311445) = 32332039785
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 311439 and 311445. First we will calculate the prime factors of 311439 and 311445.
Prime Factorization of 311439
3 | 311439 |
103813 | 103813 |
1 |
Prime factors of 311439 are 3,103813. Prime factorization of 311439 in exponential form is:
311439 = 31×1038131
Prime Factorization of 311445
3 | 311445 |
3 | 103815 |
3 | 34605 |
3 | 11535 |
5 | 3845 |
769 | 769 |
1 |
Prime factors of 311445 are 3, 5,769. Prime factorization of 311445 in exponential form is:
311445 = 34×51×7691
Now multiplying the highest exponent prime factors to calculate the LCM of 311439 and 311445.
LCM(311439,311445) = 34×51×7691×1038131
LCM(311439,311445) = 32332039785
Factors of 311439
List of positive integer factors of 311439 that divides 311439 without a remainder.
1, 3, 103813, 311439
Factors of 311445
List of positive integer factors of 311445 that divides 311445 without a remainder.
1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 769, 2307, 3845, 6921, 11535, 20763, 34605, 62289, 103815, 311445
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 311439 and 311445, than apply into the LCM equation.
GCF(311439,311445) = 3
LCM(311439,311445) = ( 311439 × 311445) / 3
LCM(311439,311445) = 96996119355 / 3
LCM(311439,311445) = 32332039785
(i) The LCM of 311445 and 311439 is associative
LCM of 311439 and 311445 = LCM of 311445 and 311439
1. What is the LCM of 311439 and 311445?
Answer: LCM of 311439 and 311445 is 32332039785.
2. What are the Factors of 311439?
Answer: Factors of 311439 are 1, 3, 103813, 311439. There are 4 integers that are factors of 311439. The greatest factor of 311439 is 311439.
3. What are the Factors of 311445?
Answer: Factors of 311445 are 1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 769, 2307, 3845, 6921, 11535, 20763, 34605, 62289, 103815, 311445. There are 20 integers that are factors of 311445. The greatest factor of 311445 is 311445.
4. How to Find the LCM of 311439 and 311445?
Answer:
Least Common Multiple of 311439 and 311445 = 32332039785
Step 1: Find the prime factorization of 311439
311439 = 3 x 103813
Step 2: Find the prime factorization of 311445
311445 = 3 x 3 x 3 x 3 x 5 x 769
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 32332039785 = 3 x 3 x 3 x 3 x 5 x 769 x 103813
Step 4: Therefore, the least common multiple of 311439 and 311445 is 32332039785.