Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 559 and 561 the smallest integer that is 313599 that is divisible by both numbers.
Least Common Multiple (LCM) of 559 and 561 is 313599.
LCM(559,561) = 313599
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 559 and 561. First we will calculate the prime factors of 559 and 561.
Prime Factorization of 559
13 | 559 |
43 | 43 |
1 |
Prime factors of 559 are 13,43. Prime factorization of 559 in exponential form is:
559 = 131×431
Prime Factorization of 561
3 | 561 |
11 | 187 |
17 | 17 |
1 |
Prime factors of 561 are 3, 11,17. Prime factorization of 561 in exponential form is:
561 = 31×111×171
Now multiplying the highest exponent prime factors to calculate the LCM of 559 and 561.
LCM(559,561) = 31×111×131×171×431
LCM(559,561) = 313599
Factors of 559
List of positive integer factors of 559 that divides 559 without a remainder.
1, 13, 43, 559
Factors of 561
List of positive integer factors of 561 that divides 561 without a remainder.
1, 3, 11, 17, 33, 51, 187, 561
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 559 and 561, than apply into the LCM equation.
GCF(559,561) = 1
LCM(559,561) = ( 559 × 561) / 1
LCM(559,561) = 313599 / 1
LCM(559,561) = 313599
(i) The LCM of 561 and 559 is associative
LCM of 559 and 561 = LCM of 561 and 559
1. What is the LCM of 559 and 561?
Answer: LCM of 559 and 561 is 313599.
2. What are the Factors of 559?
Answer: Factors of 559 are 1, 13, 43, 559. There are 4 integers that are factors of 559. The greatest factor of 559 is 559.
3. What are the Factors of 561?
Answer: Factors of 561 are 1, 3, 11, 17, 33, 51, 187, 561. There are 8 integers that are factors of 561. The greatest factor of 561 is 561.
4. How to Find the LCM of 559 and 561?
Answer:
Least Common Multiple of 559 and 561 = 313599
Step 1: Find the prime factorization of 559
559 = 13 x 43
Step 2: Find the prime factorization of 561
561 = 3 x 11 x 17
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 313599 = 3 x 11 x 13 x 17 x 43
Step 4: Therefore, the least common multiple of 559 and 561 is 313599.