Least Common Multiple of 91 and 92
Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 91 and 92 the smallest integer that is 8372 that is divisible by both numbers.
Least Common Multiple (LCM) of 91 and 92 is 8372.
LCM(91,92) = 8372
LCM of 91 and 92
Least common multiple or lowest common denominator (LCD) can be calculated in three ways;
- Least Common Multiple of 91 and 92 by Prime method
- Least Common Multiple of 91 and 92 with GCF Formula
LCM of 91 and 92 is 8372
Least common multiple can be found by multiplying the highest exponent prime factors of 91 and 92. First we will calculate the prime factors of 91 and 92.
Prime Factorization of 91
| 7 | 91 |
| 13 | 13 |
| 1 |
Prime factors of 91 are 7,13. Prime factorization of 91 in exponential form is:
91 = 71×131
Prime Factorization of 92
| 2 | 92 |
| 2 | 46 |
| 23 | 23 |
| 1 |
Prime factors of 92 are 2,23. Prime factorization of 92 in exponential form is:
92 = 22×231
Now multiplying the highest exponent prime factors to calculate the LCM of 91 and 92.
LCM(91,92) = 22×71×131×231
LCM(91,92) = 8372
Factors of 91
List of positive integer factors of 91 that divides 91 without a remainder.
1, 7, 13, 91
Factors of 92
List of positive integer factors of 92 that divides 92 without a remainder.
1, 2, 4, 23, 46, 92
Least Common Multiple of 91 and 92 with GCF Formula
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 91 and 92, than apply into the LCM equation.
GCF(91,92) = 1
LCM(91,92) = ( 91 × 92) / 1
LCM(91,92) = 8372 / 1
LCM(91,92) = 8372
Properties of LCM 91 and 92
(i) The LCM of 92 and 91 is associative
LCM of 91 and 92 = LCM of 92 and 91
Related Least Common Multiples of 91
Related Least Common Multiples of 92
Frequently Asked Questions on LCM of 91 and 92
1. What is the LCM of 91 and 92?
Answer: LCM of 91 and 92 is 8372.
2. What are the Factors of 91?
Answer: Factors of 91 are 1, 7, 13, 91. There are 4 integers that are factors of 91. The greatest factor of 91 is 91.
3. What are the Factors of 92?
Answer: Factors of 92 are 1, 2, 4, 23, 46, 92. There are 6 integers that are factors of 92. The greatest factor of 92 is 92.
4. How to Find the LCM of 91 and 92?
Answer:
Least Common Multiple of 91 and 92 = 8372
Step 1: Find the prime factorization of 91
91 = 7 x 13
Step 2: Find the prime factorization of 92
92 = 2 x 2 x 23
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 8372 = 2 x 2 x 7 x 13 x 23
Step 4: Therefore, the least common multiple of 91 and 92 is 8372.
