Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 4197 and 4205 the smallest integer that is 17648385 that is divisible by both numbers.
Least Common Multiple (LCM) of 4197 and 4205 is 17648385.
LCM(4197,4205) = 17648385
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 4197 and 4205. First we will calculate the prime factors of 4197 and 4205.
Prime Factorization of 4197
3 | 4197 |
1399 | 1399 |
1 |
Prime factors of 4197 are 3,1399. Prime factorization of 4197 in exponential form is:
4197 = 31×13991
Prime Factorization of 4205
5 | 4205 |
29 | 841 |
29 | 29 |
1 |
Prime factors of 4205 are 5,29. Prime factorization of 4205 in exponential form is:
4205 = 51×292
Now multiplying the highest exponent prime factors to calculate the LCM of 4197 and 4205.
LCM(4197,4205) = 31×51×292×13991
LCM(4197,4205) = 17648385
Factors of 4197
List of positive integer factors of 4197 that divides 4197 without a remainder.
1, 3, 1399, 4197
Factors of 4205
List of positive integer factors of 4205 that divides 4205 without a remainder.
1, 5, 29, 145, 841, 4205
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4197 and 4205, than apply into the LCM equation.
GCF(4197,4205) = 1
LCM(4197,4205) = ( 4197 × 4205) / 1
LCM(4197,4205) = 17648385 / 1
LCM(4197,4205) = 17648385
(i) The LCM of 4205 and 4197 is associative
LCM of 4197 and 4205 = LCM of 4205 and 4197
1. What is the LCM of 4197 and 4205?
Answer: LCM of 4197 and 4205 is 17648385.
2. What are the Factors of 4197?
Answer: Factors of 4197 are 1, 3, 1399, 4197. There are 4 integers that are factors of 4197. The greatest factor of 4197 is 4197.
3. What are the Factors of 4205?
Answer: Factors of 4205 are 1, 5, 29, 145, 841, 4205. There are 6 integers that are factors of 4205. The greatest factor of 4205 is 4205.
4. How to Find the LCM of 4197 and 4205?
Answer:
Least Common Multiple of 4197 and 4205 = 17648385
Step 1: Find the prime factorization of 4197
4197 = 3 x 1399
Step 2: Find the prime factorization of 4205
4205 = 5 x 29 x 29
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 17648385 = 3 x 5 x 29 x 29 x 1399
Step 4: Therefore, the least common multiple of 4197 and 4205 is 17648385.