Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 86 and 93 the smallest integer that is 7998 that is divisible by both numbers.
Least Common Multiple (LCM) of 86 and 93 is 7998.
LCM(86,93) = 7998
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 86 and 93. First we will calculate the prime factors of 86 and 93.
Prime Factorization of 86
2 | 86 |
43 | 43 |
1 |
Prime factors of 86 are 2,43. Prime factorization of 86 in exponential form is:
86 = 21×431
Prime Factorization of 93
3 | 93 |
31 | 31 |
1 |
Prime factors of 93 are 3,31. Prime factorization of 93 in exponential form is:
93 = 31×311
Now multiplying the highest exponent prime factors to calculate the LCM of 86 and 93.
LCM(86,93) = 21×31×311×431
LCM(86,93) = 7998
Factors of 86
List of positive integer factors of 86 that divides 86 without a remainder.
1, 2, 43, 86
Factors of 93
List of positive integer factors of 93 that divides 93 without a remainder.
1, 3, 31, 93
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 86 and 93, than apply into the LCM equation.
GCF(86,93) = 1
LCM(86,93) = ( 86 × 93) / 1
LCM(86,93) = 7998 / 1
LCM(86,93) = 7998
(i) The LCM of 93 and 86 is associative
LCM of 86 and 93 = LCM of 93 and 86
1. What is the LCM of 86 and 93?
Answer: LCM of 86 and 93 is 7998.
2. What are the Factors of 86?
Answer: Factors of 86 are 1, 2, 43, 86. There are 4 integers that are factors of 86. The greatest factor of 86 is 86.
3. What are the Factors of 93?
Answer: Factors of 93 are 1, 3, 31, 93. There are 4 integers that are factors of 93. The greatest factor of 93 is 93.
4. How to Find the LCM of 86 and 93?
Answer:
Least Common Multiple of 86 and 93 = 7998
Step 1: Find the prime factorization of 86
86 = 2 x 43
Step 2: Find the prime factorization of 93
93 = 3 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 = 7998 = 2 x 3 x 31 x 43
Step 4: Therefore, the least common multiple of 86 and 93 is 7998.