Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 2261 and 2268 the smallest integer that is 732564 that is divisible by both numbers.
Least Common Multiple (LCM) of 2261 and 2268 is 732564.
LCM(2261,2268) = 732564
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 2261 and 2268. First we will calculate the prime factors of 2261 and 2268.
Prime Factorization of 2261
7 | 2261 |
17 | 323 |
19 | 19 |
1 |
Prime factors of 2261 are 7, 17,19. Prime factorization of 2261 in exponential form is:
2261 = 71×171×191
Prime Factorization of 2268
2 | 2268 |
2 | 1134 |
3 | 567 |
3 | 189 |
3 | 63 |
3 | 21 |
7 | 7 |
1 |
Prime factors of 2268 are 2, 3,7. Prime factorization of 2268 in exponential form is:
2268 = 22×34×71
Now multiplying the highest exponent prime factors to calculate the LCM of 2261 and 2268.
LCM(2261,2268) = 22×34×71×171×191
LCM(2261,2268) = 732564
Factors of 2261
List of positive integer factors of 2261 that divides 2261 without a remainder.
1, 7, 17, 19, 119, 133, 323, 2261
Factors of 2268
List of positive integer factors of 2268 that divides 2268 without a remainder.
1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 324, 378, 567, 756, 1134, 2268
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2261 and 2268, than apply into the LCM equation.
GCF(2261,2268) = 7
LCM(2261,2268) = ( 2261 × 2268) / 7
LCM(2261,2268) = 5127948 / 7
LCM(2261,2268) = 732564
(i) The LCM of 2268 and 2261 is associative
LCM of 2261 and 2268 = LCM of 2268 and 2261
1. What is the LCM of 2261 and 2268?
Answer: LCM of 2261 and 2268 is 732564.
2. What are the Factors of 2261?
Answer: Factors of 2261 are 1, 7, 17, 19, 119, 133, 323, 2261. There are 8 integers that are factors of 2261. The greatest factor of 2261 is 2261.
3. What are the Factors of 2268?
Answer: Factors of 2268 are 1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 324, 378, 567, 756, 1134, 2268. There are 30 integers that are factors of 2268. The greatest factor of 2268 is 2268.
4. How to Find the LCM of 2261 and 2268?
Answer:
Least Common Multiple of 2261 and 2268 = 732564
Step 1: Find the prime factorization of 2261
2261 = 7 x 17 x 19
Step 2: Find the prime factorization of 2268
2268 = 2 x 2 x 3 x 3 x 3 x 3 x 7
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 732564 = 2 x 2 x 3 x 3 x 3 x 3 x 7 x 17 x 19
Step 4: Therefore, the least common multiple of 2261 and 2268 is 732564.