Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 174 and 181 the smallest integer that is 31494 that is divisible by both numbers.
Least Common Multiple (LCM) of 174 and 181 is 31494.
LCM(174,181) = 31494
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 174 and 181. First we will calculate the prime factors of 174 and 181.
Prime Factorization of 174
2 | 174 |
3 | 87 |
29 | 29 |
1 |
Prime factors of 174 are 2, 3,29. Prime factorization of 174 in exponential form is:
174 = 21×31×291
Prime Factorization of 181
181 | 181 |
1 |
Prime factors of 181 are 181. Prime factorization of 181 in exponential form is:
181 = 1811
Now multiplying the highest exponent prime factors to calculate the LCM of 174 and 181.
LCM(174,181) = 21×31×291×1811
LCM(174,181) = 31494
Factors of 174
List of positive integer factors of 174 that divides 174 without a remainder.
1, 2, 3, 6, 29, 58, 87, 174
Factors of 181
List of positive integer factors of 181 that divides 181 without a remainder.
1, 181
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 174 and 181, than apply into the LCM equation.
GCF(174,181) = 1
LCM(174,181) = ( 174 × 181) / 1
LCM(174,181) = 31494 / 1
LCM(174,181) = 31494
(i) The LCM of 181 and 174 is associative
LCM of 174 and 181 = LCM of 181 and 174
1. What is the LCM of 174 and 181?
Answer: LCM of 174 and 181 is 31494.
2. What are the Factors of 174?
Answer: Factors of 174 are 1, 2, 3, 6, 29, 58, 87, 174. There are 8 integers that are factors of 174. The greatest factor of 174 is 174.
3. What are the Factors of 181?
Answer: Factors of 181 are 1, 181. There are 2 integers that are factors of 181. The greatest factor of 181 is 181.
4. How to Find the LCM of 174 and 181?
Answer:
Least Common Multiple of 174 and 181 = 31494
Step 1: Find the prime factorization of 174
174 = 2 x 3 x 29
Step 2: Find the prime factorization of 181
181 = 181
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 31494 = 2 x 3 x 29 x 181
Step 4: Therefore, the least common multiple of 174 and 181 is 31494.