Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 4209 and 4216 the smallest integer that is 17745144 that is divisible by both numbers.
Least Common Multiple (LCM) of 4209 and 4216 is 17745144.
LCM(4209,4216) = 17745144
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 4209 and 4216. First we will calculate the prime factors of 4209 and 4216.
Prime Factorization of 4209
3 | 4209 |
23 | 1403 |
61 | 61 |
1 |
Prime factors of 4209 are 3, 23,61. Prime factorization of 4209 in exponential form is:
4209 = 31×231×611
Prime Factorization of 4216
2 | 4216 |
2 | 2108 |
2 | 1054 |
17 | 527 |
31 | 31 |
1 |
Prime factors of 4216 are 2, 17,31. Prime factorization of 4216 in exponential form is:
4216 = 23×171×311
Now multiplying the highest exponent prime factors to calculate the LCM of 4209 and 4216.
LCM(4209,4216) = 23×31×171×231×311×611
LCM(4209,4216) = 17745144
Factors of 4209
List of positive integer factors of 4209 that divides 4209 without a remainder.
1, 3, 23, 61, 69, 183, 1403, 4209
Factors of 4216
List of positive integer factors of 4216 that divides 4216 without a remainder.
1, 2, 4, 8, 17, 31, 34, 62, 68, 124, 136, 248, 527, 1054, 2108, 4216
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4209 and 4216, than apply into the LCM equation.
GCF(4209,4216) = 1
LCM(4209,4216) = ( 4209 × 4216) / 1
LCM(4209,4216) = 17745144 / 1
LCM(4209,4216) = 17745144
(i) The LCM of 4216 and 4209 is associative
LCM of 4209 and 4216 = LCM of 4216 and 4209
1. What is the LCM of 4209 and 4216?
Answer: LCM of 4209 and 4216 is 17745144.
2. What are the Factors of 4209?
Answer: Factors of 4209 are 1, 3, 23, 61, 69, 183, 1403, 4209. There are 8 integers that are factors of 4209. The greatest factor of 4209 is 4209.
3. What are the Factors of 4216?
Answer: Factors of 4216 are 1, 2, 4, 8, 17, 31, 34, 62, 68, 124, 136, 248, 527, 1054, 2108, 4216. There are 16 integers that are factors of 4216. The greatest factor of 4216 is 4216.
4. How to Find the LCM of 4209 and 4216?
Answer:
Least Common Multiple of 4209 and 4216 = 17745144
Step 1: Find the prime factorization of 4209
4209 = 3 x 23 x 61
Step 2: Find the prime factorization of 4216
4216 = 2 x 2 x 2 x 17 x 31
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 17745144 = 2 x 2 x 2 x 3 x 17 x 23 x 31 x 61
Step 4: Therefore, the least common multiple of 4209 and 4216 is 17745144.