Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 3165 and 3171 the smallest integer that is 3345405 that is divisible by both numbers.
Least Common Multiple (LCM) of 3165 and 3171 is 3345405.
LCM(3165,3171) = 3345405
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 3165 and 3171. First we will calculate the prime factors of 3165 and 3171.
Prime Factorization of 3165
3 | 3165 |
5 | 1055 |
211 | 211 |
1 |
Prime factors of 3165 are 3, 5,211. Prime factorization of 3165 in exponential form is:
3165 = 31×51×2111
Prime Factorization of 3171
3 | 3171 |
7 | 1057 |
151 | 151 |
1 |
Prime factors of 3171 are 3, 7,151. Prime factorization of 3171 in exponential form is:
3171 = 31×71×1511
Now multiplying the highest exponent prime factors to calculate the LCM of 3165 and 3171.
LCM(3165,3171) = 31×51×71×1511×2111
LCM(3165,3171) = 3345405
Factors of 3165
List of positive integer factors of 3165 that divides 3165 without a remainder.
1, 3, 5, 15, 211, 633, 1055, 3165
Factors of 3171
List of positive integer factors of 3171 that divides 3171 without a remainder.
1, 3, 7, 21, 151, 453, 1057, 3171
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3165 and 3171, than apply into the LCM equation.
GCF(3165,3171) = 3
LCM(3165,3171) = ( 3165 × 3171) / 3
LCM(3165,3171) = 10036215 / 3
LCM(3165,3171) = 3345405
(i) The LCM of 3171 and 3165 is associative
LCM of 3165 and 3171 = LCM of 3171 and 3165
1. What is the LCM of 3165 and 3171?
Answer: LCM of 3165 and 3171 is 3345405.
2. What are the Factors of 3165?
Answer: Factors of 3165 are 1, 3, 5, 15, 211, 633, 1055, 3165. There are 8 integers that are factors of 3165. The greatest factor of 3165 is 3165.
3. What are the Factors of 3171?
Answer: Factors of 3171 are 1, 3, 7, 21, 151, 453, 1057, 3171. There are 8 integers that are factors of 3171. The greatest factor of 3171 is 3171.
4. How to Find the LCM of 3165 and 3171?
Answer:
Least Common Multiple of 3165 and 3171 = 3345405
Step 1: Find the prime factorization of 3165
3165 = 3 x 5 x 211
Step 2: Find the prime factorization of 3171
3171 = 3 x 7 x 151
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 3345405 = 3 x 5 x 7 x 151 x 211
Step 4: Therefore, the least common multiple of 3165 and 3171 is 3345405.