Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 2172 and 2176 the smallest integer that is 1181568 that is divisible by both numbers.
Least Common Multiple (LCM) of 2172 and 2176 is 1181568.
LCM(2172,2176) = 1181568
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 2172 and 2176. First we will calculate the prime factors of 2172 and 2176.
Prime Factorization of 2172
2 | 2172 |
2 | 1086 |
3 | 543 |
181 | 181 |
1 |
Prime factors of 2172 are 2, 3,181. Prime factorization of 2172 in exponential form is:
2172 = 22×31×1811
Prime Factorization of 2176
2 | 2176 |
2 | 1088 |
2 | 544 |
2 | 272 |
2 | 136 |
2 | 68 |
2 | 34 |
17 | 17 |
1 |
Prime factors of 2176 are 2,17. Prime factorization of 2176 in exponential form is:
2176 = 27×171
Now multiplying the highest exponent prime factors to calculate the LCM of 2172 and 2176.
LCM(2172,2176) = 27×31×171×1811
LCM(2172,2176) = 1181568
Factors of 2172
List of positive integer factors of 2172 that divides 2172 without a remainder.
1, 2, 3, 4, 6, 12, 181, 362, 543, 724, 1086, 2172
Factors of 2176
List of positive integer factors of 2176 that divides 2176 without a remainder.
1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 2176
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2172 and 2176, than apply into the LCM equation.
GCF(2172,2176) = 4
LCM(2172,2176) = ( 2172 × 2176) / 4
LCM(2172,2176) = 4726272 / 4
LCM(2172,2176) = 1181568
(i) The LCM of 2176 and 2172 is associative
LCM of 2172 and 2176 = LCM of 2176 and 2172
1. What is the LCM of 2172 and 2176?
Answer: LCM of 2172 and 2176 is 1181568.
2. What are the Factors of 2172?
Answer: Factors of 2172 are 1, 2, 3, 4, 6, 12, 181, 362, 543, 724, 1086, 2172. There are 12 integers that are factors of 2172. The greatest factor of 2172 is 2172.
3. What are the Factors of 2176?
Answer: Factors of 2176 are 1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 2176. There are 16 integers that are factors of 2176. The greatest factor of 2176 is 2176.
4. How to Find the LCM of 2172 and 2176?
Answer:
Least Common Multiple of 2172 and 2176 = 1181568
Step 1: Find the prime factorization of 2172
2172 = 2 x 2 x 3 x 181
Step 2: Find the prime factorization of 2176
2176 = 2 x 2 x 2 x 2 x 2 x 2 x 2 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 = 1181568 = 2 x 2 x 2 x 2 x 2 x 2 x 2 x 3 x 17 x 181
Step 4: Therefore, the least common multiple of 2172 and 2176 is 1181568.