Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 3286 and 3290 the smallest integer that is 5405470 that is divisible by both numbers.
Least Common Multiple (LCM) of 3286 and 3290 is 5405470.
LCM(3286,3290) = 5405470
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 3286 and 3290. First we will calculate the prime factors of 3286 and 3290.
Prime Factorization of 3286
2 | 3286 |
31 | 1643 |
53 | 53 |
1 |
Prime factors of 3286 are 2, 31,53. Prime factorization of 3286 in exponential form is:
3286 = 21×311×531
Prime Factorization of 3290
2 | 3290 |
5 | 1645 |
7 | 329 |
47 | 47 |
1 |
Prime factors of 3290 are 2, 5, 7,47. Prime factorization of 3290 in exponential form is:
3290 = 21×51×71×471
Now multiplying the highest exponent prime factors to calculate the LCM of 3286 and 3290.
LCM(3286,3290) = 21×51×71×311×471×531
LCM(3286,3290) = 5405470
Factors of 3286
List of positive integer factors of 3286 that divides 3286 without a remainder.
1, 2, 31, 53, 62, 106, 1643, 3286
Factors of 3290
List of positive integer factors of 3290 that divides 3290 without a remainder.
1, 2, 5, 7, 10, 14, 35, 47, 70, 94, 235, 329, 470, 658, 1645, 3290
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3286 and 3290, than apply into the LCM equation.
GCF(3286,3290) = 2
LCM(3286,3290) = ( 3286 × 3290) / 2
LCM(3286,3290) = 10810940 / 2
LCM(3286,3290) = 5405470
(i) The LCM of 3290 and 3286 is associative
LCM of 3286 and 3290 = LCM of 3290 and 3286
1. What is the LCM of 3286 and 3290?
Answer: LCM of 3286 and 3290 is 5405470.
2. What are the Factors of 3286?
Answer: Factors of 3286 are 1, 2, 31, 53, 62, 106, 1643, 3286. There are 8 integers that are factors of 3286. The greatest factor of 3286 is 3286.
3. What are the Factors of 3290?
Answer: Factors of 3290 are 1, 2, 5, 7, 10, 14, 35, 47, 70, 94, 235, 329, 470, 658, 1645, 3290. There are 16 integers that are factors of 3290. The greatest factor of 3290 is 3290.
4. How to Find the LCM of 3286 and 3290?
Answer:
Least Common Multiple of 3286 and 3290 = 5405470
Step 1: Find the prime factorization of 3286
3286 = 2 x 31 x 53
Step 2: Find the prime factorization of 3290
3290 = 2 x 5 x 7 x 47
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 5405470 = 2 x 5 x 7 x 31 x 47 x 53
Step 4: Therefore, the least common multiple of 3286 and 3290 is 5405470.