Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 4579 and 4585 the smallest integer that is 20994715 that is divisible by both numbers.
Least Common Multiple (LCM) of 4579 and 4585 is 20994715.
LCM(4579,4585) = 20994715
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 4579 and 4585. First we will calculate the prime factors of 4579 and 4585.
Prime Factorization of 4579
19 | 4579 |
241 | 241 |
1 |
Prime factors of 4579 are 19,241. Prime factorization of 4579 in exponential form is:
4579 = 191×2411
Prime Factorization of 4585
5 | 4585 |
7 | 917 |
131 | 131 |
1 |
Prime factors of 4585 are 5, 7,131. Prime factorization of 4585 in exponential form is:
4585 = 51×71×1311
Now multiplying the highest exponent prime factors to calculate the LCM of 4579 and 4585.
LCM(4579,4585) = 51×71×191×1311×2411
LCM(4579,4585) = 20994715
Factors of 4579
List of positive integer factors of 4579 that divides 4579 without a remainder.
1, 19, 241, 4579
Factors of 4585
List of positive integer factors of 4585 that divides 4585 without a remainder.
1, 5, 7, 35, 131, 655, 917, 4585
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4579 and 4585, than apply into the LCM equation.
GCF(4579,4585) = 1
LCM(4579,4585) = ( 4579 × 4585) / 1
LCM(4579,4585) = 20994715 / 1
LCM(4579,4585) = 20994715
(i) The LCM of 4585 and 4579 is associative
LCM of 4579 and 4585 = LCM of 4585 and 4579
1. What is the LCM of 4579 and 4585?
Answer: LCM of 4579 and 4585 is 20994715.
2. What are the Factors of 4579?
Answer: Factors of 4579 are 1, 19, 241, 4579. There are 4 integers that are factors of 4579. The greatest factor of 4579 is 4579.
3. What are the Factors of 4585?
Answer: Factors of 4585 are 1, 5, 7, 35, 131, 655, 917, 4585. There are 8 integers that are factors of 4585. The greatest factor of 4585 is 4585.
4. How to Find the LCM of 4579 and 4585?
Answer:
Least Common Multiple of 4579 and 4585 = 20994715
Step 1: Find the prime factorization of 4579
4579 = 19 x 241
Step 2: Find the prime factorization of 4585
4585 = 5 x 7 x 131
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 20994715 = 5 x 7 x 19 x 131 x 241
Step 4: Therefore, the least common multiple of 4579 and 4585 is 20994715.