Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 163 and 169 the smallest integer that is 27547 that is divisible by both numbers.
Least Common Multiple (LCM) of 163 and 169 is 27547.
LCM(163,169) = 27547
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 163 and 169. First we will calculate the prime factors of 163 and 169.
Prime Factorization of 163
163 | 163 |
1 |
Prime factors of 163 are 163. Prime factorization of 163 in exponential form is:
163 = 1631
Prime Factorization of 169
13 | 169 |
13 | 13 |
1 |
Prime factors of 169 are 13. Prime factorization of 169 in exponential form is:
169 = 132
Now multiplying the highest exponent prime factors to calculate the LCM of 163 and 169.
LCM(163,169) = 132×1631
LCM(163,169) = 27547
Factors of 163
List of positive integer factors of 163 that divides 163 without a remainder.
1, 163
Factors of 169
List of positive integer factors of 169 that divides 169 without a remainder.
1, 13, 169
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 163 and 169, than apply into the LCM equation.
GCF(163,169) = 1
LCM(163,169) = ( 163 × 169) / 1
LCM(163,169) = 27547 / 1
LCM(163,169) = 27547
(i) The LCM of 169 and 163 is associative
LCM of 163 and 169 = LCM of 169 and 163
1. What is the LCM of 163 and 169?
Answer: LCM of 163 and 169 is 27547.
2. What are the Factors of 163?
Answer: Factors of 163 are 1, 163. There are 2 integers that are factors of 163. The greatest factor of 163 is 163.
3. What are the Factors of 169?
Answer: Factors of 169 are 1, 13, 169. There are 3 integers that are factors of 169. The greatest factor of 169 is 169.
4. How to Find the LCM of 163 and 169?
Answer:
Least Common Multiple of 163 and 169 = 27547
Step 1: Find the prime factorization of 163
163 = 163
Step 2: Find the prime factorization of 169
169 = 13 x 13
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 27547 = 13 x 13 x 163
Step 4: Therefore, the least common multiple of 163 and 169 is 27547.